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1 nano metre : 10^-9 metre : : 1angstrom...

1 nano metre : `10^-9 `metre : : 1angstrom : ..... metre.

A

`10^-8` metre

B

`10^-9` metre

C

`10^-10`metre

D

`10^-12` metre

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VGS PUBLICATION-BRILLIANT-CHEMICAL BONDING-EXERCISE
  1. Which of the following is wrong ? i) O requires two more electrons t...

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  2. What is the maximum covalency of oxygen ? Give examples.

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  3. 1 nano metre : 10^-9 metre : : 1angstrom : ..... metre.

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  4. P: Electronic theory of valence did not explained the shapes of the mo...

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  5. Assertion (A) : BeCl2, molecule is linear in shape.Reason (R) : BeCl2,...

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  6. i) BeCl2, has no lone pair of electrons. ii) NH3 has one lone pair of ...

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

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  8. Assertion (A) : 4Be does not form covalent bonds. Reason (R): Electron...

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  9. Assertion (A): The bond angle in HOH (H2O) decreases from 109^@ 28' to...

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  10. Why do ionic compounds have high melting points?

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  11. Which of the following statements are correct ? i) The forces of attra...

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  12. "Like dissolves in like." This means: a) Covalent compounds dissolves...

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  13. Guess the atom with single valency and it can form ionic bond with chl...

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  14. Guess the atom with two valence electrons and it does not form any bon...

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  15. By losing an electron a neutral sodium atom becomes:

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  16. Which of the following can gain 2 electrons ?

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  17. What happens if a chlorine atom attracts a sodium atom ?i) They form i...

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  18. Predict the atom which can loss three electrons

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  19. If there is no lone pair electrons in H2O molecule, the angle of H2O i...

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  20. 02: Double bond :: :triple bond.

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