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2. Chemical Reactions and Equations
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Q4 of 35 Page 42

Write the balanced chemical equation for the following and identity the type of reaction in each case. (AS1)

Magnesium(s)+ Hydrochloric acid(aq)→ Magnesium chloride(aq)+ Hydrogen(g)

Mg + HCl → MgCl2 + H2

Balanced equation: Mg + 2HCl → MgCl2 + H2


Type of reaction: Displacement reaction


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Write the balanced chemical equation for the following and identity the type of reaction in each case. (AS1)

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Write an equation for decomposition reaction where energy is supplied in the form of teat/ light/ electricity. (AS1)

Questions · 35
2. Chemical Reactions and Equations
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