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Which one of the following group 16 elem...

Which one of the following group 16 element does not exist in -2 oxidation state?

A

S

B

Se

C

O

D

Po

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MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
  1. What is the highest oxidation state exhibited by group 17 elements?

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  2. The element that does NOT form acidic oxide is:

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  3. Which one of the following group 16 element does not exist in -2 oxida...

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  4. Thermal decomposition of ammonium dichromate gives

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  5. The property which is not true about fluorine is

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  6. Which is true regarding nitrogen?

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  7. The shape of XeF6 is

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  8. Which blue liquids obtained on reacting equimolar amounts of two gases...

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  9. Which of the following contains maximum number of lone pairs of electr...

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  10. The reaction of P4 with X leads selectively to P4O6. The X is

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  11. Extra pure N2 can be obtained by heating

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  12. The reaction of white phosphorus with aqueous NaOH gives phosphine alo...

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  13. Concentrated nitric acid, upon long standing, turns yellow- brown due ...

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  14. The product formed in the reaction of SOCl2 with white phosphorus is

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  15. Under ambient conditions, the total number of gases released as produc...

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  16. White phosphorus has

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  17. What happens when 14% of manganese combine with 80-85% of iron?

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  18. Which of the following contains cationic iodine ?

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  19. In its compounds, oxygen can show oxidation state of

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  20. A solution of colourless salt H on boiling with excess NaOH produces...

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