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Reaction with Water/ Steam

When added to...

Question

When added to cold water, which metal produces lots of bubbles rapidly?

A

Magnesium

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B

Sodium

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C

Copper

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D

Zinc

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Solution

The correct option is B
Sodium

Sodium metal produces lots of bubbles rapidly when it is added to cold water.

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Similar questions

Q. Which sequence indicates correctly the increasing reactivity of metals?
(a) iron, zinc, magnesium, sodium, potassium
(b) sodium, potassium, magnesium, zinc, iron
(c) magnesium, potassium, sodium, iron, zinc
(d) iron, zinc, sodium, magnesium, potassium

Q. Statement I:- Hydrogen gas is not evolved when zinc reacts with cold water.

Statement II:- Sodium reacts vigorously with cold water to produce sodium hydroxide and hydrogen gas.

Q. When metal X reacts with dilute

HCl

then bubbles of gas Y are formed. Moreover, when this metal X reacts with cold water it will again produce this gas Y. Identify X and Y.

Q. From the metals-copper, iron, magnesium, sodium and zinc-select a different metal in each case which :
(a) does not react with dilute hydrochloric acid.
(b) can form 2⁺ and 3⁺ ions.
(c) has a hydroxide that reacts with both acids and alkalis.
(d) does not react with cold water, but reacts with steam when heated.

What happens when magnesium is added in cold water?

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Reaction with Water/ Steam

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