Balancing Chemical Reactions

Chemical Reactions • Chemistry

Set 1 — Foundation

What is the balanced equation for the combustion of propane ( $C_{3}H_{8}$ )?

$C_{3}H_{8} + 5O_{2} \rightarrow 3CO_{2} + 4H_{2}O$

Which of the following is the balanced equation for the reaction of magnesium with hydrochloric acid?

$Mg + 2HCl \rightarrow MgCl_{2} + H_{2}$

What is the balanced equation for the reaction of sodium with water?

$2Na + 2H_{2}O \rightarrow 2NaOH + H_{2}$

How is the equation $Fe + O_{2} \rightarrow Fe_{2}O_{3}$ balanced?

What is the balanced equation for the decomposition of hydrogen peroxide ( $H_{2}O_{2}$ )?

$2H_{2}O_{2} \rightarrow 2H_{2}O + O_{2}$

Which of the following is the balanced equation for the formation of ammonia ( $NH_{3}$ ) from nitrogen and hydrogen?

$N_{2} + 3H_{2} \rightarrow 2NH_{3}$

What is the balanced equation for the reaction of aluminum with oxygen to form aluminum oxide ( $Al_{2}O_{3}$ )?

$4 A l + 3 O_{2} \to 2 A l_{2} O_{}$

Which is the correct balanced equation for the reaction of calcium carbonate ( $CaCO_{3}$ ) decomposing into calcium oxide ( $CaO$ ) and carbon dioxide ( $CO_{2}$ )?

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Set 1Foundation Set 2Foundation Set 3Foundation Set 4Mastery Set 5Mastery Custom Worksheet

Other Sets

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Set 1Foundation Set 2Foundation Set 3Foundation Set 4Mastery Set 5Mastery Custom Worksheet

Other Sets

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Set 1Foundation Set 2Foundation Set 3Foundation Set 4Mastery Set 5Mastery Custom Worksheet

3

4Al + 3O_{2} \rightarrow 2Al_{2}O_{3}