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The incorrect statements among the follo...

The incorrect statements among the following is/are :
I. Fullerene is molecular solid
II. Lead prefers to form tetravalent compounds
III. The three `C-O` bonds are not equal in the carbonate ion
IV. Both `B_(2)` and `C_(2)` are paramagnetic

A

I,III and IV

B

I and IV

C

II, III and IV

D

I and III

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VMC MODULES ENGLISH-p-BLOCK ELEMENTS-1-LEVEL 1
  1. Identify B in the following H(4)SiO(4) underset(-H(2)O) overset(1000^(...

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  2. In silica (SiO(2)) each silicon is bonded to :

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  3. The incorrect statements among the following is/are : I. Fullerene ...

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  4. The stability of dihalides of Si, Ge, Sn and Pb increases steadily in ...

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  5. In SiF6^(2-) and SiCl6^(2-) , which one is known and why ?

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  6. Graphite is used as a lubricant in machinery.

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  7. Water glass is :

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  8. Monosilane on coming in contact with air burns with a luminous flame p...

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  9. Which one of the following statements about the zeolite is false?

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  10. A metal, M from chaloride in its +2 and +4 oxidation states . Which of...

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  11. Buckminster fullerene :

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  12. Addition of SnCl(2) to HgCl(2) gives precipitate:

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  13. Name the type of the structure of silicate in which one oxygen atom of...

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  14. If a trivalent atom replaces a few silicon atoms in three dimensional ...

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  15. Cetenation i.e., linking of similar atoms depends on size and electron...

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  16. On controlled hydrolysis and condensation, R(3)SiCl yields

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  17. When tin is treated with concentrated nitric acid

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  18. (CH(3))(2)SiCl(2) underboes hydrolysis but (CH(3))(2)"CC"l(2) does not...

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  19. Which one shows most pronounced inert pair effect ?

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  20. Which of the following is the electron deficient molecule -

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