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The correct ground state electronic conf...

The correct ground state electronic configuration of chromium atom is :

A

`[Ar]4d^(5)4s^(1)`

B

`[Ar]3d^(4)4s^(2)`

C

`[Ar]3d^(6)4s^(0)`

D

`[Ar]3d^(5) 4s^(1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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RESONANCE ENGLISH-D BLOCK ELEMENTS-EXERCISE-2 PART-II
  1. The correct ground state electronic configuration of chromium atom is ...

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  2. Transition metals:

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  3. The radii (metallic) of Fe,Co and Ni are nearly same. This is due to...

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  4. Atomic radii of the transition elements are smaller than those of the ...

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  5. Which of the following factor may be regarded as the main cause of lan...

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  6. Which of the following transition metal ions has the lowest density?

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  7. Of the ions Zn^(2+),Ni^(2+) and Cr^(3+) (atomic number Zn=30,Ni=28,Cr=...

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  8. Among the following pairs of ions, the lower oxidation state in aqueou...

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  9. VO(2) is an amphoteric oxide and in acidic medium it form:

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  10. Which of the following transition metal shows the highest oxidation st...

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  11. Standard reduction electrode potential of Zn^(2+)//Zn is -0.76V. This ...

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  12. E^(Theta) value for the couple Cr^(3+)//Cr^(2+) and Mn^(3+)//Mn^(2+) a...

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  13. Which one of the following show highest magnetic moment?

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  14. Amongst the following the lowest degree of paramagnetism per mole of t...

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  15. Which one of the transittion metal ions is coloured in aqueous solutio...

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  16. Compound that is both paramagnetic and coloured is:

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  17. Which of the following is expected to be coloured?

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  18. Most transition metals: (I) Form sets of compounds which display dif...

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  19. The aqueous solution of the following salts will be colored in the cas...

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  20. Which one of the following characteristics of the transition metals is...

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