worksheet 5 - Worksheet #5 Molecules, Compounds, and...

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Worksheet #5 Molecules, Compounds, and Formulas 1. Define molecular formula, structural formula, and condensed formula. Give an example of a molecular and condensed formula. Ionic Compounds 2. Do metals usually form cations or anions? Which do nonmetals usually form? What is the difference between a cation and an anion? 3. What ion will Mg likely form? Is this a cation or an anion? 4. What ion will Cl likely form? Is this a cation or an anion? 5. Which of the following does not contain a polyatomic ion? a) CaCO 3 ; b) H 2 O; c) NaCl; d) Na 3 PO 4 ; e) CH 3 CO 2 H. 6. What happens when an ionic bond is formed? What keeps the species together in an ionic bond? Binary Ionic Compound Naming 7. Write correct names for the following compounds: a) Na 2 S; b) AlBr 3 ; c) CuI; d) BaO: e) CuI 2 ; f) AgCl; g) CoO; h) Ca 3 N 2 ; i) LiF 8. Write correct formulas for the compounds: a) chromium(III) iodide; b) iron(III) oxide; c) strontium nitride; d) manganese(II) sulfide; e) calcium fluoride; f) tin(II) bromide; g) magnesium chloride; h) aluminum chloride; i) zinc oxide. Ionic Compound Naming with Polyatomic Ions 9. Write correct names for the following compounds: a) Ba(CH 3 CO 2 ) 2 ; b) Fe 2 (SO 4 ) 3 ; c) Cs 2 CO 3 ; d) Ca(NO 2 ) 2 ; e) Sn(SO 3 ) 2 ; f) Na 2 HPO 4 ; g) NaNO 2 ; h) MgCr 2 O 7 ; i) Fe(HSO 4 ) 3 . 10. Write correct formulas for the following compounds: a) cobalt(II) nitrate; b) aluminum sulfate; c) ammonium dichromate; d) ammonium perchlorate; e) calcium acetate; f) copper(II) chlorite; g) ammonium hydroxide; h) lead(II) nitrite; i) sodium bicarbonate
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Answers to Worksheet # 5
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worksheet 5 - Worksheet #5 Molecules, Compounds, and...

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