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9. Hydricarbon — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry9. Hydricarbon1 Mark
MCQ
$1-$ Alkyne and $2-$ alkyne can be distinguished by
  • ✓
    Tollen's reagent
  • B
    Baeyer's regent
  • C
    $Br_2 / CCl_4$
  • D
    Hydrogenation over $Ni$
✓

Answer

Correct option: A.
Tollen's reagent
a
$R - C \equiv C - H\,\xrightarrow{{AgN{O_3}\left( {N{H_4}OH} \right)}}\,\mathop {R - C \equiv \mathop C\limits^{\mathop \Theta \limits^{ \bullet  \bullet } } A{g^ \oplus }}\limits_{\left( {{\text{white ppt}}} \right)} $

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