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Give general electronic configuration of...

Give general electronic configuration of `d`-block elements.

A

`(n-1)d^(1-10) ns^(1-2)`

B

`ns^(2) np^(1-6)`

C

`(n-2)f^(0-14) (n-1)^(1-2) ns^(2)`

D

`(n-1)d^(1-5) ns^(1-2)`

Text Solution

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The correct Answer is:
A
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PRADEEP-D- AND F-BLOCK ELEMENTS-TEST YOUR GRIP( MULTIPLE CHOCE QUESTIONS)
  1. Give general electronic configuration of d-block elements.

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  2. Which of the following is not a transition element ?

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  3. In first transition series which of the following has lowest enthalpy ...

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  4. Irregular trend in the standard reduction potential value of first row...

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  5. Which element does not show variable oxidation state ?

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  6. The maximum oxidation state of osmium is

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  7. Which of the following oxidation states is the most common among the l...

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  8. Which of the following cation is colourless in its aqueous solution

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  9. Which metal has highest density ?

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  10. Formation of interstitial compound makes the transition metal

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  11. Which of the following element about transition elements is incorrect ...

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  12. Permanent magnets are generally made of alloys of

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

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  14. In the reaction : NaCl+ K(2)Cr(2)O(7) +cons. H(2)SO(4) overset("heat"...

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  15. In KMnO(2) on heating to red hot gives

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  16. KMnO(4) on heating to red hot gives

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  17. Which is the strongest base among the following ?

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  18. The electronic configuration of gadolinium (At. No 64) is:

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  19. Name a member of the lanthanoid series which is well known to exhibit ...

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  20. Larger number of oxidation state are exhibited by the actinoids than t...

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