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Electronic arrangement of Lv is............

Electronic arrangement of Lv is...........

A

`[Xe]4f^(14)5d^(10)6s^(2)6p^(4)`

B

`[Rn]4f^(14)5d^(10)6s^(2)6p^(6)`

C

`[Rn]4f^(14)5d^(10)6s^(2)6p^(6)`

D

`[Rn]5f^(14)6d^(10)7s^(2)7p^(4)`

Text Solution

Verified by Experts

The correct Answer is:
D
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KUMAR PRAKASHAN-THE P-BLOCK ELEMENTS -SECTION-E (MULTIPLE CHOICE QUESTIONS (MCQS)) (DARPAN.S EXAM ORIENTED MCQS)
  1. In..........oxoacid of sulphur has lone pair of electron on sulphur at...

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  2. Atomic number of At is ..........

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  3. Electronic arrangement of Lv is...........

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  4. Chlorination of ethane is carried out in presence of ..........

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  5. Reaction of ammonia gas with excess of dichlorine gas produces ..........

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  6. To solublize nobel metals like gold, platinum ..........mixture is use...

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  7. What is the molecular formula of bromic acid ?

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  8. ………….+HCl to NaCl + H(2)O + CO(2)

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  9. What is the atomic arrangement of P atom in orthophosphorous acid ?

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  10. What is the shape of PCl5 ?

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  11. Basicity of phosphorous acid is ...........

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  12. Which of the following inert gas is highly reactive ?

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  13. Which of the following molecule has planar shape ?

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  14. Which of the following gas has least solubility in water ?

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  15. XeF6 + 2H2O to .......... + HF

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  16. What is the role of Fe(OH)3 in the contact process ?

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  17. A : Al forms [AIF6]^(3-) but B does not form [BF6]^(3-) R : B does not...

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  18. Which of the following is a strongest oxidising agent ?

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  19. Tincture of iodine is -

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  20. A : The S-S-S bond angle in S8 molecule is 105° R : S8 has a V-shape.

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