Question

Which of the following statements are correct ?
(A) AsH3> PH3 > NH3 (decreasing order of basic strength)
(B) H2O> NH3 > PH3 (decreasing order of boiling point)
(C) NO > NO2 > N2O3 (decreasing oxidation state of nitrogen)
(D) H4P2O6 > H4P2O5 > H3PO4 (decreasing oxidation state of phosphorus)
(E) H2O > H2S > H2Se (decreasing thermal stability)
Choose the correct answer from the options given below:

• A. (A) and (B) only
• B. (C) and (D) only
• C. (B) and (E) only
• D. (D) and (E) only

Answer 1

Answer: (C)

(B) and (E) only

Answer 2

The correct option is (C) : (B) and (E) only