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Which of the following are diamagnetic i...

Which of the following are diamagnetic in vapour state( A) Sodium metal (B) Sodium cations (C) Magnesium metal (D) Magnesium cations

A

a and b are correct

B

c and d are correct

C

b,c and d are correct

D

a,c and d are correct

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-SOLID STATE-OBJECTIVE EXERCISE -2
  1. If one mole of AgCl is dopped with 10^(-5) mole of AICI3, the number ...

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  2. NaCZ is doped with 2 xx 10^(-2) mole% of SrCl(2) then the number of ca...

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  3. A solid solution of CdBr(2) in AgBr contains

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  4. Schottky defect in crystals is observed when

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  5. Which among the following is likely to have Schottky defect.

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  6. What type of crystal defect is indicated in the diagram below  |{:(Na...

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  7. In NaCl number of Schottky pairs and number of ions per 1 cc is about ...

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  8. In which of the following the conductivity would be in the order of 10...

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  9. The magnetic behavior is different from others in

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  10. Which of the following is correct statement

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  11. The general formula of ferrites is MFe(2)O(4). Where 'M' would not be

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  12. Which of the following are diamagnetic in vapour state( A) Sodium meta...

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  13. At w hich tem perature, Fe(3)O(4) is a fe rri­magnetic solid converted...

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  15. The alignment of magnetic dipoles shown below uarr darr darr uarr darr...

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  16. Correct statements regarding F-centres are (a) they impart magnetic pr...

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  17. The material used in solar cells contains

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  18. To get n-type semiconductor, impurity to be added to silicon should ha...

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  19. The oxide that does not act as an insulator even by a change in temper...

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  20. Observe the following statements (i) Silicon doped with P is a p-type ...

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