Question

On dissolving moderate amount of sodium metal in liquid NH3 at low temperature, which one of the following does not occur?

Solution

Correct option is

Liquid ammonia becomes good conductor of electricity

It is not liquid ammonia but the solution which becomes good conductor of electricity.

SIMILAR QUESTIONS

Q1

The pair of compound which can exist together in aqueous solution is

Q2

Which pair does not show hydrogen isotopes?

Q3

 

An unknown inorganic compound (X) loses its water of crystallization on heating and its aqueous solution gives the following reactions:

(a)  It gives a white turbidity with dilute HCl solution

(b) It decolourises a solution of iodine in potassium iodide

(c)  It gives a white precipitate with silver nitrate solution which turns black on standing.

Identify the compound (X)

Q4

In photography, sodium thiosulphate is used for

Q5

Which of the following anhydrous halides can be prepared by heating its hydrates form?

Q6

 

The solubility in water of sulphates down the Be group is:

Be > Mg > Ca > Sr > Ba. This is due to

Q7

Which of the following is the correct order of gradually decreasing basic nature of the oxides?

Q8

KO2 (potassium superoxide) is used in oxygen cylinders in space and submarnies because it 

Q9

A metal M readily forms water soluble sulphate MSO4, water insoluble hydroxide M(OH)2 and oxide MO which becomes inert on heating. The hydroxide is soluble in NaOH. The metal M is

Q10

Which of the following chemicals is not present in clear hard water?