Question

A compound $$X,$$ of boron reacts with $$N{H_3}$$  on heating to give another compound $$Y$$ which is called inorganic benzene. The compound $$X$$ can be prepared by treating $$B{F_3}$$  with lithium aluminium hydride. The compounds $$X$$ and $$Y$$ are represented by the formulas

A. $${B_2}{H_6},{B_3}{N_3}{H_6}$$  
B. $${B_2}{O_3},{B_3}{N_3}{H_6}$$
C. $$B{F_3},{B_3}{N_3}{H_6}$$
D. $${B_3}{N_3}{H_6},{B_2}{H_6}$$
Answer :   $${B_2}{H_6},{B_3}{N_3}{H_6}$$
Solution :
P - Block Elements mcq solution image

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

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