Chemistry

2-butanone

2-butanal

butane

butanoic acid

3-butanal

2-methyl-3-pentene

4-methyl-2-pentane

2-methyl-2-pentene

4-methylpent-2-ene

2-methyl-3-pentane

A

B

C

D

E

51.5

45.5

34.5

26.5

SO^2-OH ^-

K ⁺ and SO ₄ ^2-

OH and HO

H₃O ⁺ and K