318174 \(\mathrm{CH}_{3}-\underset{\text { I }}{\mathrm{C}} \equiv \mathrm{CH} \quad \mathrm{CH}_{3}-\underset{\text { II }}{\mathrm{CH}}=\mathrm{CH}_{2}\)\(\mathrm{HC} \underset{\text { III }}{\equiv} \mathrm{CH}\)
Ease of catalytic hydrogenation among these compounds will be in the order as:

318175 The alkyne which gives pyruvic acid \(\left(\mathrm{CH}_{3} \mathrm{COCOOH}\right)\) on oxidation with alk. \(\mathrm{KMnO}_{4}\) is:

318176 Acetylene when reacts with two molecules of \(\mathrm{HBr}\), then it gives

318177 The most suitable catalyst for the hydrogenation
of
2-Hexyne \(\longrightarrow\) 2-cis-Hexene is

318174 \(\mathrm{CH}_{3}-\underset{\text { I }}{\mathrm{C}} \equiv \mathrm{CH} \quad \mathrm{CH}_{3}-\underset{\text { II }}{\mathrm{CH}}=\mathrm{CH}_{2}\)\(\mathrm{HC} \underset{\text { III }}{\equiv} \mathrm{CH}\)
Ease of catalytic hydrogenation among these compounds will be in the order as:

318175 The alkyne which gives pyruvic acid \(\left(\mathrm{CH}_{3} \mathrm{COCOOH}\right)\) on oxidation with alk. \(\mathrm{KMnO}_{4}\) is:

318176 Acetylene when reacts with two molecules of \(\mathrm{HBr}\), then it gives

318177 The most suitable catalyst for the hydrogenation
of
2-Hexyne \(\longrightarrow\) 2-cis-Hexene is

318174 \(\mathrm{CH}_{3}-\underset{\text { I }}{\mathrm{C}} \equiv \mathrm{CH} \quad \mathrm{CH}_{3}-\underset{\text { II }}{\mathrm{CH}}=\mathrm{CH}_{2}\)\(\mathrm{HC} \underset{\text { III }}{\equiv} \mathrm{CH}\)
Ease of catalytic hydrogenation among these compounds will be in the order as:

318175 The alkyne which gives pyruvic acid \(\left(\mathrm{CH}_{3} \mathrm{COCOOH}\right)\) on oxidation with alk. \(\mathrm{KMnO}_{4}\) is:

318176 Acetylene when reacts with two molecules of \(\mathrm{HBr}\), then it gives

318177 The most suitable catalyst for the hydrogenation
of
2-Hexyne \(\longrightarrow\) 2-cis-Hexene is

318174 \(\mathrm{CH}_{3}-\underset{\text { I }}{\mathrm{C}} \equiv \mathrm{CH} \quad \mathrm{CH}_{3}-\underset{\text { II }}{\mathrm{CH}}=\mathrm{CH}_{2}\)\(\mathrm{HC} \underset{\text { III }}{\equiv} \mathrm{CH}\)
Ease of catalytic hydrogenation among these compounds will be in the order as:

318175 The alkyne which gives pyruvic acid \(\left(\mathrm{CH}_{3} \mathrm{COCOOH}\right)\) on oxidation with alk. \(\mathrm{KMnO}_{4}\) is:

318176 Acetylene when reacts with two molecules of \(\mathrm{HBr}\), then it gives

318177 The most suitable catalyst for the hydrogenation
of
2-Hexyne \(\longrightarrow\) 2-cis-Hexene is