Nature of C - X Bond in Haloalkanes

The most polar compound among the following is:

${\mathrm{CF}}_4$ is a gas, ${\mathrm{CCl}}_4$ is a liquid, ${\mathrm{CBr}}_4$ and ${\mathrm{Cl}}_4$ are solids at room temperature. The highest bond enthalpy is observed in ______

The decreasing order of $\mathrm{C}-\mathrm{X}$ bond enthalpies of the following alkyl halides is:
(i) ${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{Br}$
(ii) ${\mathrm{CH}}_3{\mathrm{CH}}_2 \mathrm{F}$
(iii) ${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{I}$
(iv) ${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{Cl}$

The lowest stability of carbocation is in the compounds

Explain the nature of $\mathrm{C}-\mathrm{X}$ bond in:

${\mathrm{CH}}_3-{\mathrm{CH}}_2-{\mathrm{CH}}_2-\mathrm{X}$

Explain following-

Directional nature of halogen atom in haloarenes.

From which of the following sequences does the reactivity of alkyl halides in the nucleophilic substitution reaction follows:

Which of the following are arranged in the decreasing order of dipole moment?

Arrange the following alkyl halides in order of dehydrohalogenation; ${\mathrm{C}}_2{\mathrm{H}}_5\mathrm{I}, {\mathrm{C}}_2{\mathrm{H}}_5\mathrm{Cl}, {\mathrm{C}}_2{\mathrm{H}}_5\mathrm{F}$

Which of the following statements is true is case of alkyl halides?

Of the following compounds which will have a zero dipole moment ?

The correct sequence of dipole moments among the chlorides of methane is-

Which two of the following molecule has dipole moment?

Select the correct statement. 

Discuss the relative dipole moments of ${\mathrm{CHCl}}_3$ and ${\mathrm{CH}}_3\mathrm{Cl}$.