Question

nitric acid+calcium=calcium nitrate+hydrogen
explain this reaction
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Answer 1

Answer:

DISPLACEMENT REACTION

Explanation:

Ca is more reactive than H, so Ca is displaced H in its salt solution

Answer 2

Answer:

Explanation:

When a metal reacts with an acid,hydrogen gas is released.

This reaction is used to identify metals.

Here:

Nitric acid = acid

Calcium = Base

Reaction:

2HNO3 + Ca ⇒Ca(NO3)2 + H2

Hydrogen is released.

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