MCQ
Which one of the following is having zero dipole moment
- ✓$CC{l_4}$
- B$C{H_3}Cl$
- C$C{H_3}F$
- D$CHC{l_3}$
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Statement $I$ : The decrease in first ionization enthalpy from $B$ to $Al$ is much larger than that from $Al$ to $Ga$.
Statement $II$ : The d orbitals in Ga are completely filled.
In the light of the above statements, choose the most appropriate answer from the options given below

