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ICSE Class 10 Chemistry Question 12 of 23

Solved Sample Paper 1 — Question 1

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Question

Question 3(i)

Identify the reactant and write the balanced equation for the following.

Sodium ethanoate reacts with compound Q to give a strong base Na2CO3 and CH4.

Answer

The compound Q is sodalime [NaOH]

CH3COONasodium ethanoate+NaOHsodalime→ΔCaOCH4methane+Na2CO3\underset{\text{sodium ethanoate}}{\text{CH}_3\text{COONa}} + \underset{\text{sodalime}}{\text{NaOH}} \xrightarrow[\Delta]{\text{CaO}} \underset{\text{methane}}{\text{CH}_4} + \text{Na}_2\text{CO}_3