Question

What happens when nitric acid is added to egg shell?

NCERT Class X
Science - Exemplar Problems

Chapter_Acids, Bases and Salts

Answer 1

Answer: Egg shell is made of calcium carbonate. We know that when calcium carbonate reacts with nitric acid, it gives carbon dioxide, calcium nitrate and water. Same reaction happens when nitric acid is poured over egg shell. CaCO3 + 2HNO3 ⇨ Ca(NO3 )2 + CO2 + H2O

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Answer 2

Answer:

Explanation:

Egg shell is made up of Calcium Carbonate (CaCO3)

Nitric Acid = HNO3

When nitric acid is added to egg shell following reaction takes place :

CaCO3 + 2 HNO3 ---------> Ca(NO3)2 + CO2 + H2O

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