Q2.Arrange the following compounds in decreasing order of their acid strength: i) trichloroacetic acid ii) trifluoroacetic acid iii) acetic acid and iv)formic acid
Answer : Option BExplaination / Solution:
Fluorine is most electronegative so it increases acidity.
Q5.The correct sequence of steps involved in the mechanism of Cannizzaro's reaction is
Answer : Option DExplaination / Solution:
In cannizaro reaction 1st nucleophile OH− attacks on carbonyl carbon. Then hydride shifting take place. Followed by proton transfer.