A colourless solution of compound X reacts with ammonium hydroxide to form zinc hydroxide and ammonium chloride.What is X?

Zinc sulphate

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Zinc carbonate

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Zinc oxide

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Zinc chloride

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Solution

The correct option is D
Zinc chloride

When zinc chloride reacts with ammonium hydroxide, a white gelatinous ppt. of zinc hydroxide is formed along with ammonium chloride. So, X is zinc chloride.

$Z n C l_{2} C o l o u r l e s s s o l u t i o n + 2 N H_{4} O H \to Z n (O H)_{2} W h i t e, g e l a t i n o u s p p t . + 2 N H_{4} C l C o l o u r l e s s$

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Similar questions

Balance the following reaction:

1.when ammonium hydroxide is added to a solvent of iron (II) Sulphate , a green ppt of iron (II) hydroxide and ammonium sulphate is formed.

2.Zinc reacts with dilute hydrochloric acid to form zinc chloride and hydrogen gas liberated.

Zinc sulphate reacts with ammonium hydroxide, the products formed are:

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