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Metal which does not react with cold wat...

Metal which does not react with cold water but evolves `H_(2)` with steam is `:`

A

Na

B

Mg

C

Au

D

Fe

Text Solution

Verified by Experts

The correct Answer is:
D
Na reacts with cold water, Mg reacts with hot water, Fe reacts with steam and Au does not react with water.
`3Fe+underset(("steam"))(4H_(2)O)to Fe_(3)O_(4)+4H_(2)uarr`
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