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The covalency of nitrogen in HNO2 is...

The covalency of nitrogen in `HNO_2 ` is

A

0

B

2

C

3

D

5

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-CHEMICAL BONDING-OBJECTIVE EXERCISE -2(COVALENT AND DATIVE BOND )
  1. The covalency of nitrogen in HNO2 is

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  2. van der Walls forces are maximum in the following substance

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  3. Which of the following is an example of super octet molecules?

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  4. An aqueous solution of silver nitrate gives a white precipitate with

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  5. Which of the following is very much volatile ?

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  6. Which of the following is truely covalent?

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  7. Which of the following is covalent?

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  8. If the electronegativity of two atoms is low, then expected bond betwe...

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  9. Direct overlap leads

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  10. The bonds present in N(2)O(5) are

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  11. In which type of bond fomation, can a proton participate?

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  12. The bonds present in [Cu(NH3)4] SO4 between copper and ammonia are

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  13. How many water molecules present in CuSO(4).5H(2)O are hydrogen bonded...

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  14. The element that exhibits neither electrovalency nor covalency is

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  15. Octet rule is mostly violated in the compounds formed by

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  16. In molecule, the formal charges of oxygen atoms 1,2,3 are respecti...

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  17. Which of the following statemets in incorrect for PCl(5)?

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  18. The attraction that non polar molecules have for each orther is primar...

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  19. In bisulphate ion the formal charge on sulphur atom is

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  20. The compound which contains both ionic and covalent bonds is

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