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Which of the following represents the co...

Which of the following represents the correct order of the properties inidicated?

A

`Ni^(2+)gtCr^(2+)gtFe^(2+)gtMn^(2+)` (size)

B

`ScgtTigtCrgtMn` (size)

C

`Ni^(2+)ltCo^(2+)ltFe^(2+)ltMn^(2+)` (unpaired electron)

D

`Cr^(3+)gtCr^(2+)` (magnetic moment)

Text Solution

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The correct Answer is:
b,c
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CENGAGE CHEMISTRY ENGLISH-D AND F BLOCK ELEMENTS-Exercises Multiple Correct
  1. Which is true statement about KMnO4?

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  2. Out of [Fe(CN)6]^(4-),[Ni(CN)4]^(2-), and [Ni(CO)4]: select the incorr...

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  3. The ability of d-block elements to form complexes is due to:

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  4. Which one of the following ionic species will impact colour to an aque...

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  5. A transition element X has a configuration 3d^4 in its +3 oxidation st...

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  6. The transition metals which do not form amalgams are

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  7. The colour of the transition metal ions is due to

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  8. Transition elements have greater tendency to form complexes because

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  9. Which out of the following belong to 3d-series?

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  10. The elements which exist in the liquid state at rooom temperature are.

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  11. Which of the following statements (s) is (are) correct with reference ...

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  12. Which of the following represents the correct order of the properties ...

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  13. The correct statement for d-block element is

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  14. The aqueous solution of the salt will be coloured in the case of

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  15. Potassium manganate (K2MnO4) is formed when

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  16. Cl(2) gas is obtained by various reactions but not by:

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  17. Which is /are true statement?

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  18. In [Fe(CN)5(NO)]^(2-), Fe has +2 state. It cannot be dicided by

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  19. Which one of the following statement is/are correct?

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  20. In the iodometric estimation in the laboratory which process is involv...

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