First slide

Hydrogen chloride

Question

Regarding hydrochloric acid, incorrect statement is

Easy

A

Its $p^{K_{a}}$ value is negative
B

It reacts with iron to form ferrous chloride
C

It reacts with potassium sulphate to give sulphuric acid
D

It is a constituent of aqua regia

Solution

$The reaction, 2 HCl + K_{2} {SO}_{4} \to H_{2} {SO}_{4} + 2 KCl, is not possible; HCl is a weaker and more volatile acid than sulphuric acid; It cannot be used to prepare sulphuric acid from a sulphate salt;$

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App