Practice Intro to Inorganic Chemistry - CSIR-UGC NET Offered by Unacademy

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Intro to Inorganic Chemistry

Quick practice

Question 1 of 5

Consider the following statements.

1. $\mathrm{Na}_{2} \mathrm{O}$ acts as a weak base in liquid HF.

2. $\mathrm{H}_{3} \mathrm{PO}_{4}$ acts as a weak acid in liquid HF, whereas $\mathrm{HNO}_{3}$ acts as strong acid in liquid HF.

3.Organic compound having formula $\mathrm{R}_{2} \mathrm{CO}$ acts as a base in liquid HF.

4. $\mathrm{HNO}_{3}$ acts as amphoteric in liquid HF.

The correct statements is/are

A

Only 3

B

1, 3 and 4

C

3 and 4

D

2 and 3