Introducing Doubtnut Study Groups

Introduction To Doubtnut

Introducation

Doubtnut Student Profile

Doubtnut Introduction

Which of the following named reaction is not used for introducing a - COOH group ?

Treatment of a phenol with -------and aqueous hydroxide introduces an aldehyde group (-CHO) onto the aromatic ring, generally ortho to the -OH .

Two groups are competing for the position on the Board of directors of a corporation. The probabilities that the first and the second groups will win are 0.6 and 0.4 respectively. Further, if the first group wins, the probability of introducing a new product is 0.7 and the corresponding probability is 0.3 if the second group wins. Find the probability that the new product introduced was by the second group.