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Preparation Using Zinc

Zinc reacts w...

Question

Zinc reacts with the concentrated solution of sodium hydroxide ___ gas is liberated.

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Solution

Zinc reacts with the concentrated solution of sodium hydroxide to produce sodium zincate and hydrogen gas.

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Q. Zinc reacts with the concentrated solution of sodium hydroxide ___ gas is liberated.

C l_{2}

gas reacts with hot and concentrated sodium hydroxide solution, the oxidation number changes from:

{C l}_{2}

gas reacts with hot and concentrated sodium hydroxide solution, the oxidation number of chlorine changes from:

Q. Select the correct statements for the case when

C l_{2}

gas reacts with hot and concentrated sodium hydroxide solution.

Q. Balance the chemical equation by including the physical states of the substances for the following reactions.

a) Barium chloride and sodium sulphate aqueous solutions react to give insoluble Barium sulphate and an aqueous solution of sodium chloride.

b) Sodium hydroxide reacts with hydrochloric acid to produce sodium chloride and water.

c) Zinc pieces react with dilute hydrochloric acid to liberate hydrogen gas and forms zinc chloride

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Preparation Using Zinc

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