CH 3 CH 2 C ≡ CH xrightarrow R butanone -2 . R is

Question

CH 3 CH 2 C ≡ CH xrightarrow R butanone -2 . R is (A) Hg ++ / dil ⋅ H 2 SO 4 (B)  KMnO4  (C)  KClO3 (D) K 2 Cr 2 O 7

Tardigrade Admin · Accepted Answer

Alkyne change to ketone upon hydrolysis in presence of mercury salt. CH 3 CH 2 C ≡ CH xrightarrow[ Hg 2+ / H 2 SO 4] H.OH underset text butanone-2 CH 3 CH 2 COCH 3

Q. $C H_{3} C H_{2} C \equiv C H R$ butanone $- 2. R$ is

$H g^{++} / d i l \cdot H_{2} S O_{4}$

$K M n O_{4}$

$K Cl O_{3}$

$K_{2} C r_{2} O_{7}$

Alkyne change to ketone upon hydrolysis in presence of mercury salt.
$C H_{3} C H_{2} C \equiv C H H . O H H g^{2 +} / H_{2} S O_{4} butanone-2 C H_{3} C H_{2} COC H_{3}$

Q. CH3​CH2​C≡CHR​ butanone −2.R is

Hg++/dil⋅H2​SO4​

KMnO4​

KClO3​

K2​Cr2​O7​