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The outer electrons configuration of Lu ...

The outer electrons configuration of `Lu` (Atomic No.,71)` is :

A

`4f^(3)5d^(5)6s^(2)`

B

`4f^(8)5d^(0)6s^(2)`

C

`4f^(4)5d^(4)6s^(2)`

D

`4f^(14)5d^(1)6s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
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RESONANCE ENGLISH-D & F-BLOCK ELEMENTS & THEIR IMPORTANT COMPOUNDS -Exercise 3
  1. The correct order of E(M^(2+)//M)^@ value with negative sign for the f...

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  2. In context of the lanthanoids , which of the following statement is no...

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  3. The outer electrons configuration of Lu (Atomic No.,71) is :

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  4. Iron exhibits +2 and +3 oxidation states. Which of the following state...

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  5. Which of the following arrangements does not represent the correct ord...

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  6. Four successive members of the first row transition elements are liste...

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  7. Which series of reactions correctly chemical reactions related to iron...

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  8. The equation which is balanced and represents the correct product(s) i...

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  9. Match the catalysts to the correct processes :

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  10. The colour of KMnO(4) is due to : [where M to metal, L to ligand]

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  11. A compound of vanadium chloride has spin only magnetic moment of 1.73 ...

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  12. Which one of the following exhibits the largest number of oxidation st...

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  13. Copper becomes green when exposed to moist air for long period. This i...

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  14. Which of the following statements is false?

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  15. Which one of the following species is stable in aqueous solution?

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  16. The transition metal ions responsible for colour in ruby and emerald a...

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  17. The pair of compounds having metals in their highest oxidation state i...

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  18. When XO(2) is fused with an alkali metal hydroxide in presence of an o...

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  19. The highest value of the calculated spin-only magnetic moment (in BM)...

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  20. The transition element that has lowest enthalpy of atomisation, is :

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