Melting and Boiling Points

Q.

Which one of the following is the incorrect order of boiling points of the alkyl/aryl halides?

1. ${\mathrm{CHCl}}_3>{\mathrm{CH}}_2{\mathrm{Cl}}_2$

2. ${\mathrm{CH}}_3{\left({\mathrm{CH}}_2\right)}_3\mathrm{Cl}>{\mathrm{CH}}_3{\left({\mathrm{CH}}_2\right)}_2\mathrm{Cl}$

3. ${\left({\mathrm{CH}}_3\right)}_3\mathrm{CCl}>{\left({\mathrm{CH}}_3\right)}_2{\mathrm{CHCH}}_2\mathrm{Cl}$

4. ${\mathrm{CH}}_3{\left({\mathrm{CH}}_2\right)}_3\mathrm{Cl}>{\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{CHCICH}}_3$

Q.

Which of the given set of compounds have a higher boiling point?

1. $1-\mathrm{chloropropane}$

2. , $1-\mathrm{chlorobutane}$

3. $\mathrm{Isopropyl}\mathrm{chloride}$

4. None of these

Q. Arrange the following in increasing order of their boiling points.

1. ${\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{CH}}_2\mathrm{Br}$
2. ${\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{CH}}_2{\mathrm{CH}}_2\mathrm{Br}$
3. $({\mathrm{CH}}_3{)}_2{\mathrm{CHCH}}_2\mathrm{Br}$
4. $({\mathrm{CH}}_3{)}_3\mathrm{CBr}$

Q.

Which of the following orders regarding the boiling points of the given alkyl chloride is correct?

1. CH₃(CH₂)₃ Cl > CH₃CH₂CHClCH₃ > (CH₃)₃ CCl

2. CH₃(CH₂)₃ Cl < CH₃CH₂ CHClCH₃ < (CH₃)₃ CCl

3. CH₃(CH₂)₃ Cl > CH₃CH₂ CHClCH₃ < (CH₃)₃ CCl

4. CH₃(CH₃)₃ Cl < CH₃CH₂ CHClCH₃ > (CH₃)₃ CCl