Question
Chemistry Question on Classification of elements & periodicity in properties
Which of the following statements are correct?
(A) The M3+/M2+ reduction potential for iron is greater than manganese
(B) The higher oxidation states of first row dblock elements get stabilized by oxide ion.
(C) Aqueous solution of Cr2+ can liberate hydrogen from dilute acid.
(D) Magnetic moment of V2+ is observed between 4.4-5.2 BM Choose the correct answer from the options given below:
A
(A), (B) only
B
(B), (C) only
C
(C), (D) only
D
(A), (B), (D) only
Answer
(B), (C) only
Explanation
Solution
The Correct Option is (B):(B), (C) only