Recent questions and answers in Aldehydes, Ketones and Carboxylic Acids

Identify compound (A) in the following reaction: (1) Benzoic acid (2) Benzoyl chloride (3) Toluene (4) Acetophenone

Consider the reactions, $\require{mhchem}\ce{\underset{(C2H6O)}{X}->[\ce{Cu}][573K]A}\begin{cases}\ce{->[\ce{[Ag(NH3)2]+}][^-OH,\ \Delta] {Silver\ mirror\ observed}\\->[^-OH,\ \Delta]{Y}\\->[\ce{NH2NHCONH2}]{Z}}\end{cases}$ Identify A, X, Y and Z. (a) A- ...

The correct decreasing order for acid strength is :- (1) NO2CH2COOH > NCCH2COOH > FCH2COOH > CICH2COOH (2) FCH2COOH > NCCH2COOH > NO2CHCOOH > CICH2COOH (3) NO2CH2COOH > FCH2COOH > CNCH2COOH > CICH2COOH (4) CNCH2COOH > O2NCH2COOH > FCH2COOH > CICH2COOH

The major product of the following reaction is: