P-Block Elements Questions

The correct structure of tribromooctaoxide is:

Which is the correct thermal stability order for H
2
​
E (E=O, S, Se, Te and Po)?

Which of the following is incorrect statement?

Match the following:
(a) Pure nitrogen (i) Chlorine
(b) Haber process (ii) Sulphuric acid
(c) Contact process (iii) Ammonia
(d) Deacon's process (iv) Sodium azide or Barium azide

Identify the incorrect statement related to PCl
5
​
from the following:

Match the Xenon compounds in Column-I with its structure in Column-II:
(a) XeF
4
​
(i) pyramidal
(b) XeF
6
​
(ii) square planar
(c) XeOF
4
​
(iii) distorted octahedral
(d) XeO
3
​
(iv) square pyramidal

The manganate and permanganate ions are tetrahedral, due to:

Which of the following species is not stable?

The compound among the following that is used in cosmetic surgery is:

A compound "X", upon reaction with ${\text{H}}_2\text{O}$, produces a colourless gas "Y" with a rotten fish smell. Gas 'Y' is absorbed in a solution of ${\text{CuSO}}_4$ to give ${\text{Cu}}_3{\text{P}}_2$ as one of the products. The compound 'X' will be:

Identify the correct formula of 'oleum' from the following:

Among the following oxoacids of phosphorus, the strongest reducing property is for: