Question

guys :-

doubt again:-


detailed ans needed:-

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Answer 1

A. Magnesium is the right answer

Pl mark it the brainliest answer if it helps you to get satisfaction of knowledge....

Answer 2

$\huge\bold\red{Answer}$

☑ Group 2 elements reacts with NaOH to give hydrogen....

↪so... Magnesium (Mg) reacts with NaOH to give hydrogen gas....

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