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Which shows polymorphism...

Which shows polymorphism

A

O

B

S

C

Se

D

All the above

Text Solution

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The correct Answer is:
D
Oxygen – dioxygen, ozone, tetraoxygen
Sulphur – rhombic, monoclinic, amorphous
Selenium – amorphous red, amorphous black,
monoclinic, hexagonal
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ERRORLESS-THE P -BLOCK ELEMENTS (NITROGEN, OXYGEN, HALOGEN AND NOBLE FAMILY)-NCERT BASED QUESTIONS (Oxygen Family)
  1. The highest catenation ability is shown by

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  2. Which shows polymorphism

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  3. A gas that cannot be collected over water is.

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  4. Match List I (substances) with List II (processes) employed in the man...

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  5. Which element is found in free state

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  6. Bond angle is minimum for

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  7. Which compound acts as an oxidising as well as reducing agent?

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  8. Amongest H(2)O,H(2)S,H(2)Se and H(2)Te the one with highest boiling p...

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  9. Which of the following dissociates to give H^(+) most easily?

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  10. Which of the following acts as pickling agent ?

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  11. Which one of the following group 16 elements does not exist in -2 oxid...

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  12. The disease kala azar is cured by

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  13. it is possible to obtain oxygen from air by fractional distillation be...

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  14. A black sulphide when treated with ozone becomes white, the white comp...

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  15. Which of the following gas is used in artificial respiration

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  16. KO(2)+CO(2)rarr?("gas")

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  17. Oxygen is not evolved on reaction of ozone with

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  18. Electron affinity is positive when

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  19. The compound which gives off oxygen on moderate heating is:

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  20. Ozone depleton due to the fomation of following compound in Antarctica

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