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Which one of the following has the least...

Which one of the following has the least magnetic moment?

A

` Cu^(2+)`

B

` Ni^(3+)`

C

`Co^(2 +)`

D

`Fe^(2+)`

Text Solution

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The correct Answer is:
A
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V PUBLICATION-THE d- AND f- BLOCK ELEMENTS-QUESTION BANK
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  2. Transition metals are often paramagnetic due to

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  3. Which one of the following has the least magnetic moment?

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  4. Which of the following has maximum number of unpaired electrons?

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  5. The transition metals are mostly

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  6. Mercury is a liquid metals because

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  7. Arrange the following ions in order of their magnetic moment (i) '(V)^...

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  8. Which of the following compounds is not coloured

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  9. Which of the following compounds is expected to be coloured?

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  10. Number of moles of K2Cr2O7, reduced by one mole of Sn^(2+) ions is:

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  11. The colourless species is

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  12. Which compound does not dissolve in hot dilute HNO(3) ?

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  13. (CrO)(3) dissolves in aqueous ) (NaOH) to give )

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  14. Which chromium compound is widely used in tanning of leather?

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  15. Which of the following oxides of chromium is amphoteric in nature?

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  16. Manganese exhibits maximum oxidation state in

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  17. The number of moles of acidified KMnO4 required to convert one mole of...

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  18. The equivalentweight of K(2) Cr(2) O7 in acid medium is equal to

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  19. An aqueous solution of FeSO4.Al2(SO4)3 and chrome alum is heated with ...

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  20. In acidic medium. one mole of '(MnO4-' accepts how many moles of elect...

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