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STD 11 - 9. Hydricarbon — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 11 - 9. Hydricarbon4 Marks
MCQ
$1, 2-$dibromoethane when heated with alcoholic potash gives
  • A
    Ethane
  • ✓
    Acetylene
  • C
    Ethylene
  • D
    Methane
✓

Answer

Correct option: B.
Acetylene
b
(b) $\mathop {|\,\,\,\,\,\,\,\,\,\,}\limits_{C{H_2}Br}^{C{H_2}Br}  + 2KOH{\text{ (alcoholic) }}\xrightarrow{\Delta }CH \equiv CH + 2KBr + 2{H_2}O$

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