CBSE Class 10 Science 2016 Term II Outside Delhi Set 3

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Question : 8
Total: 11
Write three different chemical reactions showing the conversion of ethanoic acid to sodium ethanoate. Write balanced chemical equation in each case. Write the name of the reactants and the products other than ethanoic acid and sodium ethanoate in each case.
Solution:  
(i)
2CH2‌COOH
Ethanoic acid
+
Na2CO3
Sodium carbonate
→
2CH3‌COONa
Sodium ethanoate
+
H2O
Water
+
CO2↑
Carbondioxide

(ii)
CH2‌COOH
Ethanoic acid
+
NaOH
Sodium hydroxide
→
CH3‌COONa
Sodium ethanoate
+
H2O
Water
+
CO2↑
Carbondioxide

(iii)
CH3‌COOH
Ethanoic acid
+
NaHCO3
Sodium biocarbonate
→
CH3‌COONa
Sodium ethanoate
+
H2O
Water
+
CO2↑
Carbondioxide
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