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JEE CHEMISTRY MCQ: d & f- BLOCK ELEMENTS
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Which of the following statements are correct?
(A) The reduction potential for iron is greater than manganese.
(B) The higher oxidation states of first row -block elements get stabilized by oxide ion
(C) Aqueous solution of can liberate hydrogen from dilute acid
(D) Magnetic moment of is observed between
Choose the correct answer from the options given below:
(A) The reduction potential for iron is greater than manganese.
(B) The higher oxidation states of first row -block elements get stabilized by oxide ion
(C) Aqueous solution of can liberate hydrogen from dilute acid
(D) Magnetic moment of is observed between
Choose the correct answer from the options given below:
View answer and explanation
Correct option: A
(B), (C) only
Option A ((B), (C) only) is correct because the higher oxidation states of first row d-block elements are stabilized by oxide ions, and aqueous solutions of Cr can liberate hydrogen from dilute acid.
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