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Chemical Reactions

Chemical Reactions. 1. An element with an oxidation number of –2 belongs to group. 1A IIA VIA VIIA. 2. The reactions between a metal and a nonmetal forms ionic compound. Which of the following is NOT an ionic compound?. C 6 H 12 O 6 MgBr 2 AlCl 3 NaCl.

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Chemical Reactions

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  1. Chemical Reactions

  2. 1. An element with an oxidation number of –2 belongs to group • 1A • IIA • VIA • VIIA

  3. 2. The reactions between a metal and a nonmetal forms ionic compound. Which of the following is NOT an ionic compound? • C6H12O6 • MgBr2 • AlCl3 • NaCl

  4. 3. The correct formula for sodium perchlorate is • Na4ClO • NaClO4 • Na2ClO4 • Na(ClO4)

  5. 4. Which one of the given formulas is not correctly stated? • HCO3 • HNO3 • HMnO4 • H3PO5

  6. 5. The correct name for K2CrO4 is • Potassium dichromate • Potassium chromate • Potassium perchlorate • Potassium hypochlorite

  7. 6. Which one of the given formulas is not correctly stated? • H2CO3 • HNO3 • HMnO4 • H3PO5

  8. 7. The correct coefficient for the equation _KClO3 _KCl + _O2 is • 2, 2, 3 • 3, 2, 2 • 2, 3, 2 • 2, 1, 3

  9. 8. Which of the following is not correctly balanced: • Al + 3HCl  AlCl3 + H2 • HCl + NaOH  2Fe2O3 • 4Fe + 3O2 2Fe2O3 • N2 + 3H2 NH3

  10. 9. All of he following equations are single dispalcement reactions except: • Na2O + CO2 Na2CO3 • F2 + 2KCl  KF + Cl • Zn + H2SO4 ZnSO4 + H2 • Mg + Al(OH)3  Mg(OH)2 + Al

  11. 10. 2HCl + Mg(OH)2  H2O • Ionic reaction • Combination reaction • Decomposition reaction • Single replacement

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