Which of the following reactions will give the major and minor products?
`CH_3-CH_2underset(Br)underset(|)(CH)-CH_3underset("heat")overset(alc. KOH)toCH_3-underset((A))(CH=CH)+underset((B))(CH_3-CH_2-CH=CH_2)`

Options

A. (A) is major product and (B) is minor product.
B. (A) is minor product and (B) is major product.
C. Both (A) and (B) are major products.
D. Only (B) is formed and (A) is not formed.

Answer

A

Explanation

According to Saytzeff's rule, the more substituted product is more stalbe and is formed as major product. Hence (A) is the major product (80%) while (B) is the minor (20%) and less stable product.