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The metallic lustre exhibited by sodium ...

The metallic lustre exhibited by sodium is explained by

A

Diffusion of sodium ion

B

Excitation of free protons

C

Oscillation of loose electrons

D

Existence of body centred cubic lattice

Text Solution

Verified by Experts

The correct Answer is:
A
Metallic lustre is due to Oscillation of loose electrons.
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DINESH PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE-Unit Test - 1
  1. The metallic lustre exhibited by sodium is explained by

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  2. In multiplication and division the significant figures of answer must ...

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  3. How many significant figures are there in (respectively) (1) 73.000 ...

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  4. The sample with largest number of atoms is

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  5. Number of atoms in 560gm of Fe(atomic mass 56gm " mol"^(-1)) is:

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  6. About a gaseous reaction xX+yY to l L +mM which statement is wron...

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  7. Pick out the isoelectronic structures from the following underset (I...

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  8. The radius of which of the following orbit is same as that of the firs...

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  9. Which of the following sets of quantum numbers represents an impo...

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  10. The electrons present in K-shell of the atom will differ in

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  11. The increasing order (lowest first) for the values of e//m (charge//ma...

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  12. The incorrect statement Among the following is A)The first ionisation...

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  13. The screening effect of inner electrons of an atom can cause

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  14. Which of the following transitions involves maximum amount of energy?

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  15. The set representing the correct order of the first ionisation potenti...

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  16. Which one of the following elements has the highest ionisation energy?

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  17. Number of electrons in the valence orbit of nitrogen in an ammonia mol...

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  18. The dipole moment of HBr is 1.6 xx 10^(-30) cm and interatomic spaci...

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  19. When two atoms of chlorine combine to form one molecule of chlorine ga...

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  20. In which of the following the central atom does not use sp^3 hybrid or...

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  21. What is the effect of more electronegative atoms on the strength of an...

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