Chemistry-(general)

NEET Chemistry (general) MCQ Question

Type: MCQ-diagram based-Easy-Class 12

Consider a diagram showing the structure of chromate and dichromate ions. Which of the following statements correctly describes the geometric structure of the dichromate ion?

Question diagram
A

It consists of two tetrahedra sharing one corner.

B

It is a single tetrahedron with a bond angle of 90°.

C

It is composed of linear chains of chromium and oxygen.

D

It forms a planar structure with 120° bond angles.

Correct Answer

Option A

Detailed Explanation

The dichromate ion consists of two tetrahedra sharing one corner with a Cr–O–Cr bond angle of 126°.

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