- Nov 19, 2019 · Conventions for Writing Ions . When writing the symbol for an ion, the one- or two-letter element symbol is written first, followed by a superscript. The superscript has the number of charges on the ion followed by a + (for positive ions or cations) or - (for negative ions or anions). Neutral atoms have a charge of zero, so no superscript is given.
- Properties of Ionic Compounds Crystal lattice –every ion is attracted to all other ions with the opposite charge High melting point –the attraction in the crystal pattern leads to very strong bonds, making it hard to break apart ionic compounds melt at high T. Conductivity –when dissolved in water they conduct electricity
- In these two ionic compounds, the charges Z + and Z – are the same, so the difference in lattice energy will depend upon R o. The O 2– ion is smaller than the Se 2– ion. Thus, Al 2 O 3 would have a shorter interionic distance than Al 2 Se 3 , and Al 2 O 3 would have the larger lattice energy.
- The following questions are included in Google Doc of the activity as referenced above. Explain, in terms of electrons, what a positive ion indicates. Explain, in terms of electrons, what a negative ion indicates. Explain why ionic compounds are “fixed” in their chemical composition. Why do some ionic compounds contain a roman numeral?
- Circle the letter of each statement that is true about ionic compounds. a. When dissolved in water, ionic compounds can conduct electricity. b. When melted, ionic compounds do not conduct electricity. c. Ionic compounds have very unstable structures. d. Ionic compounds are electrically neutral. Each beryllium atom gives up two electrons, but ...
- how to name and write the formulas for binary ionic and covalent compounds and ternary ionic compounds. prefixes for covalent. when to use roman numerals (Sn, Sb, Pb, and transition metals, but not for Ag, Zn, and Cd) the spelling and symbols of the polyatomic ions (attached) by the 2nd week of school. how to name and write the formulas for acids
- For the best answers, search on this site https://shorturl.im/avgek. Formula is AlF3. Al is the Aluminium symbol and its ion is Al(+3) Cation. F is the Fluorine symbol and the ion is F(-1) Anion.
- Each Sodium atom gives up I electron, so 2 Sodium atoms (Na:) will give up 2 electrons and have a charge of 2+ Unit Ionic Compounds Opposite [ons Attract Just as with protons and electrons: oppositely charged atoms attract. Positive ions (metals) attract negative ions (nonmetals), forming ionic compounds. Positive ions attract Negative ions ...
- ions, with a total of 3 sulfur atoms and 12 oxygen atoms. Ionic Binary Compounds 7-1-2 Determine the formula of an ionic compound formed between two given ions. 1. Write the symbols for the ions side by side. Write the cation first: Al 3+ O 2 − 2. Cross over the charges by using the absolute value of each
- Ionic Compounds: Due to the strong attractive forces between the positive and negative ions in an ionic compound, a lot of energy is required to break the ionic bonds between the oppositely charged ions. So they have a high melting and boiling point.
The ions created attract each other electrostatically. ... Name the following ionic compounds: 1) ... Write the names for the following compounds.
- Aug 09, 2017 · The following solubility rules are helpful in predicting precipitates that might form when solutions are mixed. Solubility Rules for Ionic Compounds at 25°C 1. A compound will be soluble if it contains at least one of the following ions: Li+, Na+, K+, NH 4 +, NO 3-, or C 2H 3O 2-.
- Making Ionic Compounds You can figure out how to make stable ionic compounds from the oxidation numbers. Lithium (1+) can give 1 electron; Oxygen (2-) needs 2 to be full. So Oxygen needs 2 Lithiums to balance as a compound. Li1+ O 2- Li 2O 1 2 3 Li1+ O 2- 2 1 the signs. Write the chemical symbols with the oxidation numbers. Cross the numbers not
- Name Diagram (1 mark each) Formula (1 mark)--Science 10 4.2 Names & Formulae of Simple Ionic Compounds 1. For each name, draw the appropriate diagram and write the formula. Remember to include the charges ofthe ions in your diagrams. a) Aluminum sulfide b) Sodium phosphide c) Gallium fluoride d) Sodium chloride e) Magnesium oxide f) Beryllium ...
- Write the chemical formula for each of the following ternary compounds given their constituent ions: (a) calcium carbonate, Ca. 2+ and CO. 3 2 – (b) calcium hydroxide, Ca and OH (c) calcium phosphate, Ca. 2+ and PO. 4 3– Chalk, CaCO. 3. Chalk is an example of a ternary ionic compound composed of calcium ions and carbonate ions.
- Mar 25, 2020 · Ionic bonds between ions with smaller radii with generally have higher melting points and lower solubility than those with larger radii. It is important to stress that these rules are general rules, not absolute trends. This activity should be used as a summative assessment following a comprehensive study of ionic compounds and bonding.
- They are named by following the rules for naming ionic compounds ; cation followed by anion Example - Sodium hydroxide (NaOH) is made from combining Na+ and OH-ions When writing formulas for bases you first write the symbol for the metal cation followed by the formula for the hydroxide ion, and balance the charges as you
- WORKING OUT FORMULAE OF IONIC COMPOUNDS (THE CROSS-OVER METHOD) Step 1 - In the ionic compounds to be learnt in junior science, there are two parts to the ionic compound - the first is a positive ion (usually a metal e.g. Na 1+) and the second is a negative ion (e.g. Cl 1-). Step 2 - Using the valency table, write the two ions and their valencies.
- EXAMPLE 10-2 Writing Lewis Structures of Ionic Compounds Write Lewis structures for the following compounds: (a) BaO; (b) (c) aluminum oxide. Analyze Our approach here is to write the Lewis symbol and determine how many electrons each atom must gain or lose to acquire a noble-gas-electron configuration. MgCl2; (continued)
- Steps in writing formulas: • Use a periodic table of elements and of ions. • Write the symbol and charge of the cation first (positive ion) • Write the symbol and charge of the anion next (negative ion) • Use criss-cross rule to balance for an electrically neutral compound. Name Symbol and Charge Formula 1. Sodium cloride Na+ Cl-NaCl 2.
- Writing the Formulas of Ionic Compounds Example: Write the formula for calcium bromide. 1) Write the symbol/formula of the first ion in the compound’s name, then the symbol/formula of the second ion in the compound’s name. Ca Br 2) Indicate the ratio of the ions in the compound using subscripts after each ion.
5. Write the formula or name for these compounds. a. CS 2 c. carbon tetrabromide b. Cl 2 O 7 d. diphosphorus trioxide Ions and Ionic Compounds 6. Write the symbol and name for the cation formed when a. a potassium atom loses one electron b. a zinc atom loses two electrons 7. Write the symbol and name for the anion formed when a.
- shows how many of each ion is needed to _____ the _____ and make the compound neutral. The _____ of the ions should be in lowest terms. Activity Obtain a bag of ions from the instructor and create the bonds listed. Complete the table below and make the compounds from the following list.
- Polyatomic Ions Writing Formulas / Naming Compounds A polyatomic ion is a covalent molecule that has an ionic charge. (As opposed to being a neutral molecule.) – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 4a5a8c-MjZhY
- Ions make ionic compounds. MgF 2 Magnesium Fluoride Two F 1– for every Mg 2+ Na 1+ + Na 1+ = 2+ charge So Na 1+ = 2+ charge 2 Oxidation Numbers Each Sodium atom gives up 1 electron, so 2 Sodium atoms (Na 2) will give up 2 electrons and have a charge of 2+. Losing 1 electron Gaining 1 electron An ionic bond The Symbols Ionic Compounds Mg 2+ F1-
- Learning Check Write the correct formula for the compounds containing the following ions: 1. Na+, S2- a) NaS b) Na2S c) NaS2 2. Al3+, Cl- a) AlCl3 b) AlCl c) Al3Cl 3.
- Jan 09, 2018 · For each of the reactions in Model 1, write a complete sentence that describes the specific chemi- cal change that occurred. Reaction 1: A zinc carbonate precipitate was formed from zinc and carbonate ions in solution.
- Ionic compounds have a number of properties in common. • At room temperature, most are hard, brittle solids that can be crushed. • Ionic compounds form crystals that have an alternating arrangement of positively charged ions and negatively charged ions (Figure 4.25). As a result, when ionic crystals are broken,
- Is Cuo Ionic Or Covalent
The ions in ionic compounds are arranged in three-dimensional structures. The arrangement of Na + and Cl-ions in NaCl is shown in Figure 2.23. Because there is no discrete molecule of NaCl, we are able to write only an empirical formula for this substance. In fact, only empirical formulas can be written for most ionic compounds.
- Feb 23, 2012 · Ionic compounds do not exist as molecules. In the solid state, ionic compounds are in crystal lattices containing many ions each of the cation and anion. An ionic formula, like , is an empirical formula. This formula merely indicates that sodium chloride is made of an equal number of sodium and chloride ions.
- Unit IV: Nomenclature of Ionic Compounds of Monatomic Ions. An ionic compound is generally made of one type of cation combined with one type of anion. The formula has no net charge even though the ions themselves are charged. Thus, the number of cations and the number of anions present must reflect a net charge of zero.
- (a) Write the ion formed by the non metal Cl. The ion formed by the non metal Cl is. Now determine the charge on cation. 2 ions will have charge. This charge is balanced by one Fe ion. The charge on Fe ion is. Thus the symbol of the metal cation is.
- For each statement below, write . true. or . false. _____ 19. The crystal lattice of ionic compounds affects their melting and boiling points. _____ 20. The lattice energy is the energy required to separate the ions of an ionic compound. _____ 21. The energy of an ionic compound is higher than that of the separate elements that formed it.
WRITING THE NAME OF GIVEN COMPOUND . Compounds are made up of elements chemically combined together. The chemical formula of a compound represents this combination. The single unit can be molecules or groupings of ions. Every molecule, ion and ionic compound has a name. A system of naming chemical substances is called a chemical nomenclature.
- Feb 25, 2020 · 33. Provide the name of the individual ions that make up each of the following ionic compounds and indicate how many of each ion there are. a. Al(OH) 3. b. Li 3 PO 4. c. KCl. d. ZnF 2. e. Na 2 O. 34. Combine the following pairs of elements (or ions) to express them as an ionic compound. a. Sodium and Sulfur. b. Barium and Iodine. c. Iron(III ...
- WRITING IONIC COMPOUND FORMULAS Rules for writing formulas for ionic compounds: ①Write the symbols & charges for the ions (cations first) ②Cross over the charges as subscripts ③Check to make sure the charges are equal Ex: Aluminum Oxide 1. Write the symbols for the ions (cations first) Al3+ O2-2. Cross over the charges as subscripts 3+ 2-Al
- Since ionic compounds always combine in a specific ratio of ions, we won’t need to use those Greek numerical prefixes. We’ll simply have to work out the number of ions that are in one unit of a compound from the charges of the ions, which means that we’re going to need to know the charges of the ions in our compound to create their formula.
- To write the formula of a binary ionic compound: • Write the symbol and charges for the cation and anion. For example, iron(III) and oxide are Fe3+ and O2−. • Write the symbols for the ions side by side, beginning with the cation: Fe3+O2−. • Find the lowest common multiple of the charges on the ions, six for 3+ and 2-.
- Oct 06, 2011 · a. FeCl2 b. CrO c. Mn2S3 d. AlP. After a lady is seated in a restaurant, she realizes that she only has $38.00.
- Jun 25, 2019 · The Lewis dot Structure can be written through the following steps: (i) Calculate the total number of valence electrons of the combining atoms. (ii) Each anion means addition of one electron and each cation means removal of one electron. This gives the total number of electrons to be distributed.
Is Cuo Ionic Or Covalent
- write the symbols for the ions, and the correct formula for the ionic compound formed by each of the following: a. potassium and sulfur b. sodium and nitrogen c. aluminum and iodine d. gallium and oxygen
- Learning Check Write the correct formula for the compounds containing the following ions: 1. Na+, S2- a) NaS b) Na2S c) NaS2 2. Al3+, Cl- a) AlCl3 b) AlCl c) Al3Cl 3.
- Jan 09, 2018 · For each of the reactions in Model 1, write a complete sentence that describes the specific chemi- cal change that occurred. Reaction 1: A zinc carbonate precipitate was formed from zinc and carbonate ions in solution.
- free to refer to our “ Important elements/ions to know for CHM 4, 1A, and 1B ” handout. PART B: The nature of ionic compounds 4. Ionic compounds are made out of charged ion. Many elements form predictable ion charges based on their position on the periodic table. Use a periodic table to complete the Table 1 below. Table 1 Element symbol
- Write formulas for various compounds. Name compounds given a formula. A chemical formula tells: what type of atoms are present. the number of each type of atom present. ratio of one atom to another. Before naming a compound, you must determine which category it fits into: ionic, molecular, acid/base, or organic. IONIC . NOMENCLATURE. contains ...
- *6.19* write the symbols for the ions, and the correct formula for the ionic compound formed by each of the following: a. calcium and chlorine b. rubidium and bromine c. sodium and phosphorus d. magnesium and oxygen
- Rules for writing formulas of compounds To write the formula of a compound from its name, apply the following rules in the order written. The chemical formula shows the relative number of each type of atom present in a substance using elemental symbols to represent atoms and subscripted numbers to indicate the number of each type of atom.

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Write the symbol for the cation in each of the following ionic compounds zno

Writing Formula for Simple Ionic Compounds Ionic compounds must have no overall charge. 1. Write the symbol and charges for the cation and anion. 2. Write the symbols for the ions side by side, beginning. with the cation. 3. swap and drop the charges. 4. Find the lowest common multiple, if necessary. 49 Write the symbol for the cation in each of the following ionic compounds: ZnO NaCl ... Zn2+ Na+ Ni3+ Al3+ Write the symbol for the cation in each of the following ...

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Answer to Write the symbol for the cation in each of the following ionic compounds:a. AuCl3b. CrOc. PbI4d. SnCl2.C. Writing and Naming Ionic Compounds 1. Chemical formula = combinations of symbols and numbers used to represent compounds. Chemical formulas tell us the composition of a compound, the number and types of atoms that make up the compound. 2. Ionic compounds always have two kinds of ions present—one negative and the other positive.

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! 37! Chapter3:Ions,Ionic!Compounds,andNomenclature.!! An!ion!is!a!small!particle!having!an!electrical!charge.!!Ions!are!either!single,! charged!atoms!(simple)ions ...

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Answer to Write the symbol for the cation in each of the following ionic compounds:a. AuCl3b. Fe2O3c. PbI4d. SnCl2.

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Jan 09, 2018 · For each of the reactions in Model 1, write a complete sentence that describes the specific chemi- cal change that occurred. Reaction 1: A zinc carbonate precipitate was formed from zinc and carbonate ions in solution. Formulae of ionic compounds Background information and help Many compounds, such as sodium chloride, magnesium oxide and copper(II) sulphate, are ionic compounds. These contain electrically charged particles called ions. Ions can be positive or negative, and they attract each other strongly because of their opposite charges. Naming Compounds and Molecules. Part I: Naming Ionic Compounds. Why? What are the structural units that make up ionic compounds and how are they named? When working in chemistry, it is often convenient to write a chemical in symbols. For example we might write down the substance table salt as NaCl.

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A complete ionic equation shows only the ions involved in the reaction. b. Spectator ions are left out of a net ionic equation. c. Atoms do not need to be balanced in an ionic equation. d. Ionic charges must be balanced in a net ionic equation. 6. Write the balanced net ionic equation for this reaction: Pb(NO 3) 2 (aq) KI(aq) JKL PbI 2 (s) KNO ... Ionic compounds are composed of charged ions that are held together by electrostatic forces.A typical type of ionic compound, called a binary compound because it is made up of two elements, will be composed of metallic positive ions (cations) and nonmetal negative ions (anions). Write the symbol for the cation and then the symbol for the anion. Balance the charges. ... Write the formula for these binary ionic compounds. BeCl2. Write the formula for these compounds containing polyatomic ions. Cr(NO2)3 ... determine whether each of the following compounds is a molecular compound or an ionic compound. How can you tell? PBr3.Write chemical formulas for all possible ionic compounds involving these ions, using the simplest ratio(s) of iron (Fe) and sulfur (S). Keep in mind that the sum of the charges in an ionic compound must equal zero. Model 2 – Ionic Compound Names (Metals that form one ion) 4. Circle the symbol for the metal in each of the compounds in Model 2. 5.

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Write the symbol for the cation in each of the following ionic compounds: MgO Express your answer as an ion. KCl Express your answer as an ion.Writing Ions. Superscript to the ... Write the charge of each ion and circle whether it is a cation or an anion ... Write out the names for the following ionic ...

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Each Sodium atom gives up I electron, so 2 Sodium atoms (Na:) will give up 2 electrons and have a charge of 2+ Unit Ionic Compounds Opposite [ons Attract Just as with protons and electrons: oppositely charged atoms attract. Positive ions (metals) attract negative ions (nonmetals), forming ionic compounds. Positive ions attract Negative ions ... In order to write and predict ionic compounds, You must first convert two elements to ions and then you simply list two ions side by side with the metal on the left side: Ca+2 N3 Since the charges will balance each other out in an ionic bond... Ca+2 Ca+2 Ca+2 N3 N3 +6 charge 6 charge cation anion WRITING FORMULAS FOR IONIC COMPOUNDS. Place the symbol of the cation first, followed by the symbol of the anion. Use subscripts to show the ratio of the ions in the compound. Because all compounds are neutral, the total charges on the cations and anions must add up to zero.

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In this lesson we will learn how to write and interpret chemical formulas for elements and compounds. Learning Outcomes. By the end of this lesson you will be able to: Write chemical symbols for elements. Write chemical formulas for compounds. Identify the number of each type of atom in a molecule based on its chemical formula.

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Ionic compounds do not exist as molecules. In the solid state, ionic compounds are in crystal lattice containing many ions each of the cation and anion. An ionic formula, like $\ce{NaCl}$, is an empirical formula. This formula merely indicates that sodium chloride is made of an equal number of sodium and chloride ions.WORKING OUT FORMULAE OF IONIC COMPOUNDS (THE CROSS-OVER METHOD) Step 1 - In the ionic compounds to be learnt in junior science, there are two parts to the ionic compound - the first is a positive ion (usually a metal e.g. Na 1+) and the second is a negative ion (e.g. Cl 1-). Step 2 - Using the valency table, write the two ions and their valencies. Writing Chemical Symbols for Ions. Give the chemical symbol, including mass number, for each of the following ions: (a) The ion with 22 protons, 26 neutrons, and 19 electrons; (b) the ion of sulfur that has 16 neutrons and 18 electrons. How many protons, neutrons, and electrons does the . 79. Se. 2– ion possess? Answer:

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Our videos prepare you to succeed in your college classes. Let us help you simplify your studying. If you are having trouble with Chemistry, Organic, Physics, Calculus, or Statistics, we got your back! Our videos will help you understand concepts, solve your homework, and do great on your exams.

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Ionic Compound Naming - Chilton Honors Chemistry Ionic Compound Formula Writing Worksheet Write chemical formulas for the compounds in each box. The names are found by finding the intersection between the cations and anions.

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complete ionic equation . shows each of the . aqueous . compounds as separate ions. Insoluble substances are not separated and these have the symbol (s) written next to them. Water is also not separated and it has a (l) written next to it. Notice that there are ions that are present on both sides of the reaction arrow –> that is, they do not ...

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Oct 04, 2008 · Binary Ionic Compounds An ionic compound is a compound that is formed between a metal and a non-metal. (Metalloids can also be used in ionic compounds, sometimes as cations and sometimes as anions, depending on the properties of the specific element.). In ionic compounds the metal will always be a cation and the non-metal will always be an anion. A complete ionic equation shows only the ions involved in the reaction. b. Spectator ions are left out of a net ionic equation. c. Atoms do not need to be balanced in an ionic equation. d. Ionic charges must be balanced in a net ionic equation. 6. Write the balanced net ionic equation for this reaction: Pb(NO 3) 2 (aq) KI(aq) JKL PbI 2 (s) KNO ... WRITING THE NAME OF GIVEN COMPOUND . Compounds are made up of elements chemically combined together. The chemical formula of a compound represents this combination. The single unit can be molecules or groupings of ions. Every molecule, ion and ionic compound has a name. A system of naming chemical substances is called a chemical nomenclature.

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1 . Identify the polyatomic ion in each of these ionic compounds. Write out the name and formula of the ions including their charges. a. CaCO 3 b. Mg(OH) 2 c. NH 4 Cl Model 3 Ð Ternary Ionic Compounds Compound Name Ion Symbols and Charges Chemical Formula Ammonium phosphate NH 4 1+ PO 4 3Ð (NH 4) 3 PO 4 Barium nitrite Ba 2+ NO 2 1Ð Ba(NO 2 ...

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Jun 25, 2019 · The Lewis dot Structure can be written through the following steps: (i) Calculate the total number of valence electrons of the combining atoms. (ii) Each anion means addition of one electron and each cation means removal of one electron. This gives the total number of electrons to be distributed.

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Naming Compounds and Molecules. Part I: Naming Ionic Compounds. Why? What are the structural units that make up ionic compounds and how are they named? When working in chemistry, it is often convenient to write a chemical in symbols. For example we might write down the substance table salt as NaCl. Name: Solomon Jenkins_____ Period: _2nd____ Date: __11/30/2020__ Writing Ionic Compounds Formulas and Names Write chemical formulas for the compounds in each box. The names are found by finding the intersection between the cations and anions.

For each of the following compounds, write… A) the symbols of the ions in the compound , and B) the number of each ion in one molecule of that compound. 11. CaI2 11. Ca2+ 2 I1-12. Na2CO3 12. 2 Na1+ CO32-13. Ga(ClO3)3 13. Ga3+ 3 ClO31-14. CuF2 14. Cu2+ 2 F1-15. (NH4)3PO4 15. 3 NH41+ PO43-16. Nov 27, 2018 · family of polyatomic ions as a model, predict the name of the Bro l- ion. Perbromate. 16. Identify the polyatomic ion in each of these ionic compounds. Write out the name and formula of the ions including their charges. a. caco Carbonate CO 2- STOP Hydroxide OHI- c. NH Cl Ammonium Chemical Formula (NH ) Ba(NO ) 22 (NH ) 33 KNO

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The oppositely charged of the magnesium and chloride ions attract each other and ionic bonds are formed. In the solid state, each cation is surrounded by anions, and each anion is surrounded by cations. The simplest ratio of Mg +2 : Cl-is 1:2. The simplest formula for this ionic compound is MgCl 2. In ionic compounds there arise characteristic distances between ion neighbours from which the spatial extension and the ionic radius of individual ions may be derived. The most common type of ionic bonding is seen in compounds of metals and nonmetals (except noble gases , which rarely form chemical compounds).

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1. Balance charge with + and – ions 2. Write the positive ion of metal first, and the negative ion second Ba2+ Cl Cl 3. Write the number of ions needed as subscripts BaCl2 Naming Binary Ionic Formulas 1. The Cation is named and written first, then anion and the Monatomic cation = name of the element Ca2+ = calcium ion 2. Common ions are in blue. Naming Binary Ionic Compounds The name of the cation is the same as the name of the metal. Many metal names end in -ium. The name of the anion takes the root of the nonmetal name and adds the suffix -ide. Calcium and bromine form calcium bromide. The name of the cation is written first, followed by that of the anion.