Chemistry, asked by nagarathana32, 5 months ago

a metal which react explosively with cold water is a) magnesium b) aluminium c) sodium choose the correct answer​

Answers

Answered by shrutisashreek
14

Answer:

(a) Sodium reacts vigorously with cold water forming sodium hydroxide and hydrogen gas.

Reaction: 2Na(s)+2H

2

O(l)→2NaOH(aq)+H

2

(g)+heat

(b) Magnesium reacts with hot water to from magnesium hydroxide and hydrogen.

Reaction: Mg(s)+2H

2

O(l)→Mg(OH)

2

(aq)+H

2

(g)

(c) Aluminium reacts with steam to form aluminium oxide and hydrogen gas.

Reaction: 2Al(s)+3H

2

O(g)→Al

2

O

3

(s)+3H

2

(g)

Answered by devikaks1610
2

Answer:

c) sodium..............

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