Which one of the following is not a proper trend

• A

  ${\mathrm{CH}}_3\mathrm{F} > {\mathrm{CH}}_3\mathrm{Cl} > {\mathrm{CH}}_3\mathrm{Br} > {\mathrm{CH}}_3\mathrm{I} \dots .. \mathrm{Dipole} \mathrm{moment}$

• B

  $\mathrm{n}-{\mathrm{C}}_3{\mathrm{H}}_7 \mathrm{I}>\mathrm{n}- {\mathrm{C}}_3{\mathrm{H}}_7\mathrm{Br}>\mathrm{n}- {\mathrm{C}}_3{\mathrm{H}}_7\mathrm{Cl} \dots \dots \mathrm{Density}$

• C

  ${\mathrm{C}}_3{\mathrm{H}}_7\mathrm{Br} > {\mathrm{C}}_2{\mathrm{H}}_5\mathrm{Br} > {\mathrm{CH}}_3\mathrm{Br} \dots \dots .. \mathrm{Boiling} \mathrm{Point}$

• D

  $\mathrm{para} > \mathrm{ortho} > \mathrm{meta} (\mathrm{dichlorobenzene} \mathrm{derivatives}) \dots . \mathrm{Melting} \mathrm{point}$