Embibe Experts Solutions for Chapter: The p-Block Elements, Exercise 4: Exercise 4

For electron affinity of halogens, which of the following is correct?

Acidity of diprotic acids in aqueous solutions increases in the order

Which inert gas shows abnormal behaviour on liquefaction?

The variation of the boiling points of the hydrogen halides is in the order $\mathrm{HF} > \mathrm{HI} > \mathrm{HBr} > \mathrm{HCI}$. What explains the higher boiling point of hydrogen fluoride?
 

Which one of the following orders is correct for the bond dissociation enthalpy of halogen molecules?

The molecule having smallest bond angle is

Which among the following factors is the most important in making fluorine the strongest oxidizing halogen

The increasing order of the first ionisation enthalpies of the elements and $\mathrm{B}, \mathrm{P}, \mathrm{S}$ and $\mathrm{F}$ (lowest first) is