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Which of the following is correct in ord...

Which of the following is correct in order of increasing size?

A

`I^- gt I gt I^+`

B

`Fe lt Fe^(2+) lt Fe^(3+)`

C

`Fe^(3+) lt Fe^(2+) lt Fe`

D

`I^- lt I lt I^+`

Text Solution

Verified by Experts

The correct Answer is:
A, C
Size of negative ion > parent neutral atom > size of positive ion
Size of neutral parent atom > size of less positive ion > size of more positive ion
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