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If X is a member of chalcogen family, th...

If X is a member of chalcogen family, the chemical highest stability of `X^(2-)` is exhibited by

A

oxygen

B

selenium

C

tellurium

D

sulphur

Text Solution

Verified by Experts

The correct Answer is:
C
As the size is more therefore field strength or charge density is less and hence greater stability.
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DINESH PUBLICATION-THE NOBLE GASES-Brain Teasers - 19
  1. Which of the following acts as an acid in sulphuric acid ?

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  2. Bleaching powder slowly loses its activity when it stand in air. This ...

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  3. If X is a member of chalcogen family, the chemical highest stability o...

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  4. A degenerate gas is

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  5. Liquid flow from a higher to a level .Which of the following liquids c...

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  6. Which among the following is solid or ordinary temperature ?

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  7. Which of the following represents Caro's acid ?

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  8. Aluminium appears like gold when it is mixed with

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  9. Which of the following does not exist ?

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  10. Which of the following hydride is capable of showing conformations ?

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  11. Which oxidation state is not shown by carbon in its compounds?

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  12. On exposure to light, electrical conductivity of selenium

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  13. Which are formed when an electric discharge is passed through helium, ...

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  14. is used as anaesthetic due to the formation of aqueous clathrates in ...

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  15. An aluminium-silica clay called bentonite is dropped from aeroplanes i...

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  16. Out of the following which will have highest tendency to form ionic co...

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  17. Which of the following gases is used in very low temperature thermomet...

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  18. Which of the following is known as Javelle water ?

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  19. Anhydrone, a drying agent is

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  20. Percentage of silver in silver paint is

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