Question

Hydrogen at room temperature contains :

A. $$25\% \,ortho + 75\% \,para$$
B. $$25\% \,para + 75\% \,ortho$$  
C. $$50\% \,ortho + 50\% \,para$$
D. $$60\% \,ortho + 34\% \,para$$
Answer :   $$25\% \,para + 75\% \,ortho$$
Solution :
It is a fact.

Releted MCQ Question on
Inorganic Chemistry >> Hydrogen

Releted Question 1

$$HCl$$  is added to following oxides. Which one would give $${H_2}{O_2}$$ ?

A. $$Mn{O_2}$$
B. $$Pb{O_2}$$
C. $$Ba{O_2}.8{H_2}O$$
D. $$N{O_2}$$
View Answer
Releted Question 2

Heavy water is

A. $${H_2}{}^{18}O$$
B. water obtained by repeated distillation
C. $${D_2}O$$
D. water at $${4^ \circ }C$$
View Answer
Releted Question 3

The oxide that gives hydrogen peroxide on treatment with a dilute acid is :

A. $$Pb{O_2}$$
B. $$N{a_2}{O_2}$$
C. $$Mn{O_2}$$
D. $$Ti{O_2}$$
View Answer
Releted Question 4

Hydrogen gas will not reduce :

A. heated cupric oxide
B. heated ferric oxide
C. heated stannic oxide
D. heated aluminium oxide
View Answer

Practice More Releted MCQ Question on
Hydrogen

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