Question

Water gas is produced by

A. passing steam through a red hot coke bed  
B. saturating hydrogen with moisture
C. mixing oxygen and hydrogen in the ratio of 1 : 2
D. heating a mixture of $$C{O_2}\,$$  and $$C{H_4}$$  in petroleum refineries
Answer :   passing steam through a red hot coke bed
Solution :
Water gas is produced when steam is passed over red hot coke beds.
$$C\left( s \right) + {H_2}O\left( g \right) \to \underbrace {CO\left( g \right) + {H_2}\left( g \right)}_{{\text{Water gas}}}$$

Releted MCQ Question on
Inorganic Chemistry >> P - Block Elements

Releted Question 1

The reddish brown coloured gas formed when nitric oxide is oxidised by air is

A. $${N_2}{O_5}$$
B. $${N_2}{O_4}$$
C. $$N{O_2}$$
D. $${N_2}{O_3}$$
Releted Question 2

The temporary hardness of water due to calcium carbonate can be removed by adding —

A. $$CaC{O_3}$$
B. $$Ca{\left( {OH} \right)_2}\,$$
C. $$CaC{l_2}$$
D. $$\,HCl$$
Releted Question 3

Which of the following is most stable to heat

A. $$HCl$$
B. $$HOCl$$
C. $$HBr$$
D. $$HI$$
Releted Question 4

White $$P$$ reacts with caustic soda. The products are $$P{H_3}$$ and $$Na{H_2}P{O_2}.$$   This reaction is an example of

A. Oxidation
B. Reduction
C. oxidation and reduction
D. Neutralisation

Practice More Releted MCQ Question on
P - Block Elements


Practice More MCQ Question on Chemistry Section