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CGP EDU Academic Team
Published on: August 13, 2026
Hydrogen is evolved by the action of cold dil. HNO 3 on :
Text Solution
Verified by ExpertsThe correct answer is:
B
4Fe + 10 HNO 3 ⎯→ 4Fe (NO 3 ) 2 + NH 4 NO 3 + 3H 2 O
very dil.
4Fe + 10 HNO 3 ⎯→ 4Fe(NO 3 ) 2 + N 2 O + 5H 2 O
dil.
Mn + 2HNO 3 ⎯→ Mn(NO 3 ) 2 + H 2
dil.
3Cu + 8HNO 3 ⎯→ 3Cu(NO 3 ) 2 + 2NO + 4H 2 O
dil.
2Al + 8HNO 3 ⎯→ 2Al(NO 3 ) 3 + 2NO + 4H 2 O
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