Which of the following give brisk effervesence with baking soda ?
A
Methanoic acid
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B
Ppropanoic acid
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C
Ethanoic acid
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D
All of these
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Solution
The correct option is C All of these Sodium bicarbonate is baking soda containing carbonate ions which react with acids to give off carbon dioxide gas with brisk effervescence leaving the acid salt of the original carbonate salt.