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Which of the following does not give oxy...

Which of the following does not give oxygen on heating?

A

`(NH_(4))_(2)Cr_(2)O_(7)`

B

`KClO_(3)`

C

`Zn(ClO_(3))_(2)`

D

`K_(2)Cr_(2)O_(7)`

Text Solution

Verified by Experts

The correct Answer is:
A
`(NH_(4))_(2)Cr_(2)O_(7)` does not give oxygen upon heating :
`(NH_(4))_(2)Cr_(2)O_(7) overset("heat")to Cr_(2)O_(3)+N_(2)+4H_(2)O`.
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DINESH PUBLICATION-THE P-BLOCK ELEMENTS -Multiple Choice Questions Bank MCQ
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  2. XeF(2) is isostructural with :

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  3. Which of the following does not give oxygen on heating?

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  4. The oxyacid of sulphur that contains a lone pair of electrons in sulph...

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  5. Acidity of diprotic acids in aqueous solutions increases in the order

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  6. The variation of the boiling points of the hydrogen halides is in the ...

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  7. Strong reducing behaviour of H(3)PO(2) is due to

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  8. Which of the following statements is incorrect ?

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  9. Which of the following sets of molecules contains the same number of l...

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  10. Which one of the following does not match with respect to the shape o...

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  11. Which of the following oxides of nitrogen contains N-O-N bond ?

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  12. The brown ring rest test for nitrates depends upon :

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  13. Which of the following statement is correct for the given acids?

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  14. When copper is heated with conc. HNO(3) it produces?

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  15. Among the following, the correct order of acidity is:

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  16. The hybridisatipon of atomic orbitals of nitrogen in NO(2)^(+),NO(3)^(...

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  17. Hot concentrated sulpuric acis is a moderatly strong oxidizing agent. ...

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  18. The correct geometery and hybridizationn for XeF(4) are

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  19. Among the following ,which one is the wrong statement

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  20. In which pair of ions both the species contains S - S bond?

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