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A metal is burnt in air and the ash on m...

A metal is burnt in air and the ash on moistening smells of ammonia. The metal is

A

Na

B

Fe

C

Mg

D

Al

Text Solution

Verified by Experts

The correct Answer is:
C
`3Mg+N_(2)("from air")toMg_(3)N_(2)`
`Mg_(3)N_(2)+6H_(2)Oto3Mg(OH)_(2)+2NH_(3)`.
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