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which of the following solids is not...

which of the following solids is not an electrical conductor ?
(a) Mg(s) (b) TiO(s) ( c) `I_(2)(s)` (d) `H_(2)O(s)`

A

only 1

B

only 2

C

3 and 4

D

2,3 and 4

Text Solution

Verified by Experts

The correct Answer is:
C
iodine is a non- polar molecular solid iodine moleculas are held together by london force or dispersion force , this is soft and non - conductor fo electricity .
Water is a hydrogen bonded molecular solid in which H and O are held together by to non - ionic nature , they are not electrical conductor.
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NCERT EXEMPLAR-SOLID STATE-Solid State
  1. Iodine molecules are held in the crystal lattice by:

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  2. which of the following is a network solid?

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  3. which of the following solids is not an electrical conductor ? ...

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  4. which of the following is not the characteristic of ionic solids?

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  5. Graphite is a good conductor of eletricity due to the presence o...

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  6. which of the following oxides behaves as conductor or insulator ...

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  7. which of the following oxides shows electrical properties like ...

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  8. The lattice site in a pure crystal cannot be occupied by :

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  9. graphite cannot be classifed as ………… .

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  10. Cations are present in the interstitial sites in …………… .

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  11. Schottky defect is observed in crystals when ……………. .

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  12. which of the following is true about the change the charge acq...

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  13. to get a n- type semiconductor from silicon , it should be doped...

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  14. The total of tetrahedral voids in the face centred unit cell is ……...

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  15. which of the following point defects are shoen by AgBr (s) crys...

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  16. In which pair most efficient packing is present?

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  17. Percentage of free space in cubic in a body- centred cubic unit cell ...

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  18. which of the following statemets is not true about the hexagona...

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  19. in which of the following strutures corrding number for cations ...

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  20. What is the coordination number in a square close packed structures in...

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