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Which of the following species has four ...

Which of the following species has four lone pairs of electrons in its valance shell ?

A

I

B

`O^-`

C

`Cl^-`

D

He

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The correct Answer is:
C
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AAKASH SERIES-REVISION EXERCISE -VIIA GROUP ELEMENTS
  1. The order of melting point , boiling point and densities of halogens

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  2. Poor conductor of electricity is

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  3. Which of the following species has four lone pairs of electrons in its...

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  4. Which of the following is not correct regarding bond energies

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  5. Fluorine is a stronger oxidising agent than chlorine in aqueous soluti...

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  6. I) Fluorine reacts with cold , dilute alkalies liberating O(2) gas. ...

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  7. Easiest to perform in the following is

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  8. Most unstable among the following is

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  9. The Incorrect statement regarding Nelson cell process

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  10. NH(3)(excess)+3CltoA+N(2)uarr , the bonds present in compound A is

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  11. T' shaped interhalogen is

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  12. Which of the following is not correct regarding the interhalogen compo...

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  13. Correct trends from ClO^(-) to ClO4^- are A) Oxidation ability decr...

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  14. Br2+NaOHrarrNaBrO3+H2O In the above balanced chemical equation, number...

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  15. The aqeous solution of which of the following salt will have the lowes...

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  16. Charge distribution in iodine monochloride is best represented as

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  17. No gas is liberated when the following HX is treated with MnO(2)and co...

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  18. Gaseous HCl is a poor conductor of electricity while its aqueous solut...

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  19. Which of the following does not form precipitate with AgNO3 ?

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  20. Concentrated hydrochloric acid when kept in open air sometimes produce...

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