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An inorganic Lewis acid (X) shows the fo...

An inorganic Lewis acid `(X)` shows the following reactions :
(a) It fumes in moist air.
(b) The intensity of fumes increase when a rod dippod in `NH_(4) OH` is brought near it.
( c) To an aqueous solution of `(X)`, addition of `NH_(4)Cl` and `NH_(4)OH` gives a precipitate which dissolves in `NaOH` solution.
(d) An acidic solution of `(X)` does not give a precipitate with `H_(2) S`.
Identify `(X)` and gives chemical reactions for `(a)` to `(d)`.

A

zinc chloride

B

ferric chloride

C

fer rous sulphate

D

aluminium chloride.

Text Solution

Verified by Experts

The compound A is `AlCl_(3)`.
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