Question

Which gas is produced when calcium nitride $$\left( {C{a_3}{N_2}} \right)$$  is hydrolysed by water?

A. $${N_2}$$
B. $$N{H_3}$$  
C. $${H_2}$$
D. $${O_2}$$
Answer :   $$N{H_3}$$
Solution :
$$C{a_3}{N_{2\left( s \right)}} + 6{H_2}{O_{\left( l \right)}} \to $$     $$3Ca{\left( {OH} \right)_{2\left( {aq} \right)}} + 2N{H_{3\left( g \right)}}$$

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. $$N{O_2}$$
Releted Question 2

Heavy water is

A. $${H_2}{}^{18}O$$
B. water obtained by repeated distillation
C. $${D_2}O$$
D. water at $${4^ \circ }C$$
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. $$Ti{O_2}$$
Releted Question 4

Hydrogen gas will not reduce :

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

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Hydrogen


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