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7. Alcohol, phenol and ethers — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistry7. Alcohol, phenol and ethers1 Mark
MCQ
Isopropyl alcohol heated at ${300\,^o}C$ with copper catalyst to form
  • ✓
    Acetone
  • B
    Dimethyl ether
  • C
    Acetaldehyde
  • D
    Ethane
✓

Answer

Correct option: A.
Acetone
a
(a)Secondary alcohol on dehydrogenation gives acetone

$C{{H}_{3}}-\underset{\underset{OH\,\,}{\mathop{|\,\,\,\,\,\,}}\,}{\mathop{CH}}\,-C{{H}_{3}}\underset{{{300}\,^{o}}C}{\mathop{\xrightarrow{Cu}}}\,\,C{{H}_{3}}-\underset{\underset{O}{\mathop{||}}\,}{\mathop{C}}\,-C{{H}_{3}}+{{H}_{2}}$

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