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Which one of the following is used as ...

Which one of the following is used as the photosenitive substance in xerox machines -

A

Hg

B

black P

C

Se

D

Te

Text Solution

Verified by Experts

The correct Answer is:
C
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CHHAYA PUBLICATION-P-BLOCK ELEMENTS-MCQ( SINGLE CORRECT TYPE)
  1. With increase in the number of - OH group in H(2)PO(2),H(3)PO(3) a...

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  2. In which of the following reactions HNO(3), does not act as an oxid...

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  3. The main reason behind fluorine to be the strongest oxidising agen...

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  4. In spite of the presence of unpaired electron, CIO(2) does not for...

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  5. Which of the following is baisc as well as reducing.

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  6. Which one of the following is used as the photosenitive substance i...

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  7. Which is not correct -

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  8. In which one of the following dpi - p pi bond is present -

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  9. Which one of the following is known as glacial phosphoric acid -

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  10. Which of the following is used to prepare UF(6) from a sample of...

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  11. In impure state , phosphine is not combustible due to the presence...

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  12. Which of the following statements is not correct -

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  13. At - 100^(@)C, coconut charcoal absorbs the mixture of -

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  14. In the reaction , IO(3)^(-) + aI^(-) + bH^(+) to cH(2)O + dI(2) -

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  15. Order of nucleophilic character of I^(-), CI^(-), Br^(-) is -

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  16. CuSO(4) is treated with excess KI and then Na(2)S(2)O(3) is added ...

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  17. The oxidation state of Fe in the brown ring [Fe(H(2)O)(5)NO]^(2+) is...

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  18. Hypochlorous acid undergoes disproportionation reaction to produce -

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  19. Euchlorine is a mixture of -

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  20. The available chlorine content of a sample of bleaching powder is 4...

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