Question

the metal that reacts with dilute nitric acid at low temparature to give hydrogen

Answer 1

Answer:

magnesium

Explanation:

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Answer 2

Answer:

Magnesium and Manganese are the only metal which on reaction with dil.HNO3 evolves Hydrogen gas.

The reaction is given below;

Mg + 2HNO3 -------------> Mg(NO3)2 + H2⬆️

Explanation:

Although It is a Strong Oxidising agent but Mg and Mn can displace Hydrogen from dil.HNO3.

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