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9. Hydricarbon — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry9. Hydricarbon1 Mark
MCQ
Carbide, which react with water to give propyne is
  • A
    $Ca{C_2}$
  • B
    $SiC$
  • ✓
    $M{g_2}{C_3}$
  • D
    $A{l_4}{C_3}$(e)$B{e_2}C$
✓

Answer

Correct option: C.
$M{g_2}{C_3}$
c
(c)$M{g_2}{C_3} + 4{H_2}O \to C{H_3}C \equiv CH + 2Mg{(OH)_2}$

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