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Given reasons : Zn is not regarded as ...

Given reasons :
Zn is not regarded as a transition element.
(ii) `Cr^(2+)` is a strong reducing agent.

A

4

B

5

C

6

D

3

Text Solution

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The correct Answer is:
A
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Explain the following observations : (i) Copper atom has completely field d orbitals (3d^(10)) in its ground state, it is regarded as a transition element. (ii) Cr^(2+) is a stronger reducing agent than Fe^(2+) in aqueous solutions.

Which of the following is not regarded as a transition element ?

Alkali metals are strong reducing agents.

Alkali metals are strong reducing agents because