High School: 9th and 10th Grade - Chemistry - Balancing Symbol Equations Solution - MCQGeeks.com

Q.1.

Choose the correctly balanced chemical equation from the list.

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TiCl4 + H2O → TiO + 4HCl
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TiCl4 + 3H2 → TiO2 + 5HCl
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TiCl4 + H2 → TiO2 + HCl
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TiCl4 +2H2O → TiO2 + 4HCl

Q.2.

Choose the correctly balanced chemical equation from the list.

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2H2 SO4 + Pb(OH)4 → Pb(SO4)2 + 4H2O
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H2 SO4 + Pb(OH)4 → Pb(SO4)2 + 4H2O
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2H2 SO4 + Pb(OH)4 → PbSO4 + 4H2O
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2H2 SO4 + Pb(OH)4 → Pb(SO4)2 + H2O

Q.3.

Choose the correctly balanced chemical equation from the list.

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FeO3 + 3CO → Fe + 3CO2
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2FeO3 + 2CO → Fe + 3CO2
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FeO3 + 3CO → Fe + 2CO2
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FeO3+ 3CO → Fe + CO2

Q.4.

Choose the correctly balanced chemical equation from the list.

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2NaBr + Cl2 → 2NaCl + Br2
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NaBr + Cl2 → NaCl + Br2
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2NaBr + Cl2 → NaCl + Br2
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3NaBr + Cl2 → 3NaCl + Br2

Q.5.

Choose the correctly balanced chemical equation from the list.

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CH4 + 2O2 → CO2 + H2O
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CH4 + 3O2 → CO2 + 2 H2O
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CH4 + 2O2 → CO2 + 2 H2O
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CH4 + 2O2 → CO2 + 3 H2O

Q.6.

Choose the correctly balanced chemical equation from the list.

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Mg(OH)2 + 2HCl → MgCl2 + H2O
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Mg(OH)2 + 2HCl → MgCl2 + 2H2O
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Mg(OH)2 + HCl → MgCl2 + H2O
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MgOH + 2HCl → MgCl2 + 2H2O

Q.7.

Choose the correctly balanced chemical equation from the list.

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C2H6 + 31/2O2 → 2CO2 + 3H2O
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C2H6 + 7O2 → 4CO2 + 5H2O
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C2H6 + 3O2 → 2CO2 + 3H2O
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C2H6 + 31/2O2 → CO2 + 3H2O

Q.8.

Choose the correctly balanced chemical equation from the list.

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PCl5 + H2O → H3PO4 + HCl
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PCl5 + 4H2O → H3PO4 + HCl
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PCl5 + 4H2O → H3PO4 + 5HCl
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PCl5 + 4H2O → H3PO4 + 5HC

Q.9.

Choose the correctly balanced chemical equation from the list.

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3Na3PO4 + 3HCl → 3NaCl + H3PO4
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Na3PO4 + 2HCl → 3NaCl + H3PO4
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Na3PO4 + HCl → NaCl + H3PO4
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Na3PO4 + 3HCl → 3NaCl + H3PO4

Q.10.

Choose the correctly balanced chemical equation from the list.

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Al + 6HCl → 2AlCl3 + 3H2
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2Al + 6HCl → 2AlCl3 + 3H2
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Al + HCl → AlCl3 + H2
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2Al + HCl → AlCl3 + 3H2