Calamine is used to reduce the irritating effect of ant bite/ sting because it reacts with (X) released due to the bite/ sting of ants with (Y) present in calamine. Then (X) and (Y) respectively are

Sodium hydrogen carbonate and formic acid

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Formic acid and zinc carbonate

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Acetic acid and common salt

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Hydrochloric acid and zinc oxide

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Solution

The correct option is B Formic acid and zinc carbonate
Calamine solution contain $Z n C O_{3}$ (base) and ant's sting contain formic acid. The reaction between acid and base neutralises the irritating effect of ant's sting.

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Calamine solution is applied on the skin when an ant bites because the calamine solution is acidic.

Calamine solution is applied on the skin when an ant bites because the solution is ___. (acidic or basic)

Calamine solution is applied on the skin when an ant bites because the solution is basic in nature.

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