Question

$$Xe{O_4}$$  molecule is tetrahedral having :

A. Two $$p\pi - d\pi $$   bonds
B. One $$p\pi - d\pi $$   bonds
C. Four $$p\pi - d\pi $$   bonds  
D. Three $$p\pi - d\pi $$   bonds
Answer :   Four $$p\pi - d\pi $$   bonds
Solution :
Xenon undergo $$s{p^3}$$ hybridization.
P - Block Elements mcq solution image
P - Block Elements mcq solution image ( ground state )
P - Block Elements mcq solution image
P - Block Elements mcq solution image ( third excited state )
In the fourth excited state xenon atom, has 8 unpaired electrons
P - Block Elements mcq solution image
One $$s$$  and three $$p$$  orbital undergo $$s{p^3}$$ hybridization. Four $$s{p^3}$$ hybrid orbitals form four $$\sigma $$  bonds with oxygen atoms. They are $$\sigma s{p^3} - p.$$   Four $$p\pi - d\pi $$   bonds are also formed with oxygen atoms by the unpaired electrons.

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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P - Block Elements


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