Question

v. Name a metal which does not react with cold water, but reacts with boiling hot water​ to produce Hugas.​

Answer 1

Answer:

Copper is the right answer

Answer 2

Answer:

Question: A metal which does not react with cold water but reacts with steam.

Answer: Magnesium, Iron and Zinc

a)Magnesium--Magnesium + Water → Magnesium hydroxide + Hydrogen gas

Zinc and iron do not react with cold or hot water. They react with steam slowly to give the respective oxides:

i) Zinc + Steam → Zinc oxide + Hydrogen gas

ii) Iron + Steam → Iron(II) iron(III) oxide + Hydrogen gas

hope it helps you...