Organic Chemistry Set 8

✘ ✘ ✘ ✔ NULL ✔ NULL NULL

But-3-en-1-al ✘ Propenyl aldehyde ✘ But-2-ene-1-al ✘ Prop-2-en-1-al ✔ NULL ✔ NULL NULL

4-methyl-2-pentyne ✘ 4, 4-dimethyl-2-butyne ✘ methyl isopropyl acetylene ✘ 2-methyl-4-pentyne ✔ NULL ✔ NULL NULL

The bonds broken and formed ✘ The reaction intermediates ✘ The relative rates of discrete steps, especially the slowest one ✘ All of the above ✔ NULL ✔ NULL NULL

bonds-bonds and lone pair ✘ bonds-bonds and lone pairs ✘ bonds-bonds and lone pair ✘ bonds-bonds and lone pair ✔ NULL ✔ NULL NULL

✘ ✘ ✘ ✔ NULL ✔ NULL NULL

4-hydroxypentanoic acid ✘ 1-carboxy-3-butanoic acid ✘ 1-carboxy-4-butanol ✘ 4-carboxy-2-butanol ✔ NULL ✔ NULL NULL

3 ✘ 4 ✘ 5 ✘ 6 ✔ NULL ✔ NULL NULL

✘ ✘ ✘ ✔ NULL ✔ NULL NULL

group stabilises a carbocation ✘ group stabilises a carbanion ✘ group stabilises a carbocation ✘ group stabilises a free radical ✔ NULL ✔ NULL NULL