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9. Amines — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistry9. Amines1 Mark
MCQ
Which of the following order is correct regarding boiling point ?
  • ✓
    $n{C_4}{H_9}OH > n{C_4}{H_9}N{H_2} > {({C_2}{H_5})_2}NH >$ $ {C_2}{H_5}N(C{H_3})_2 > {C_2}{H_5}CH{(C{H_3})_2}$
  • B
    Propan $-1-$ ol > Propanal > Acetone > Methoxy ethane > $n-$ butane
  • C
    Pentan $-1-$ ol > Butan $-2-$ ol > Butan $-1-$ ol > Ethanol > Methanol
  • D
    $CHC{l_3} > C{H_2}C{l_2} > CC{l_4}$
✓

Answer

Correct option: A.
$n{C_4}{H_9}OH > n{C_4}{H_9}N{H_2} > {({C_2}{H_5})_2}NH >$ $ {C_2}{H_5}N(C{H_3})_2 > {C_2}{H_5}CH{(C{H_3})_2}$
a

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