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Which of the following contain five unpa...

Which of the following contain five unpaird electrons

A

`Mn^(2+)`

B

`Fe^(3+)`

C

`Fe^(2+)`

D

`Ni^(2+)`

Text Solution

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The correct Answer is:
A, B
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ERRORLESS -D & P-BLOCK ELEMENTS-JEE Section (More than one choice correct answer)
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  2. Which of the following is/are soluble in ethanol

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  3. Which of the following halides react(s) with AgNO(3(aq)) to give a pre...

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  4. The correct statement(s) about Cr^(2+) and Mn^(3+) is(are) [Atomic n...

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  5. Fe^(3+) is reduced to Fe^(2+) of NaOH

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  6. Extraction of copper from copper pyrite (CuFeS(2)) involves

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  7. To an acidified dichromate solution, a pinch of Na(2)O(2) is added and...

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  8. Pick out the correct statement(s):

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  9. The species that undergoes disproportionational is an alkaline medium ...

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  10. (NH(4))(2)Cr(2)O(7) on heating gives

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  11. Iron reacts with steam to form

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  12. CuSO(4) reacts with KCN to form

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  13. The slag obtained in extraction of copper pyrites is mainly

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  14. After partial roasting, the sulphide of copper can be reduced by

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  15. Identify the statement which is correct for copper sulphate

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  17. In solid CuSO(4).5H(2)O

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  20. Which of the following statement(s) is/are correct with reference to F...

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