Which of the following samples will react fastest with dilute trioxonitrate (V) acid?

Chemistry

JAMB 1990

A. 5 g of lumps of CacO₃ at 25°C
B. 5 g of powered CacO₃ at 25°
C. 5 g of lumps of CaCO₃ at 50°C
D. 5 g of powered CaCO₃ AT 50°C

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Correct Answer: Option D

Explanation

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Which of the following samples will react fastest with dilute trioxonitrate (V) acid?

Correct Answer: Option D

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