Question

Q: Acetate ion is more stable then ethoxide ion by
A 6.5 kcal/mol
B 21.7 kCalmol
C 27 kcal/mol
D 15.2 kcal/mol​

Answer 1

Answer:

(c) 27 kcal/mol

Explanation:

Electron delocalisation causes the negative charge in acetate to be shared equally by both oxygens. This type of resonance effect is not possible in ethoxide ion.