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In kjeldahl's method of estimation of ni...

In kjeldahl's method of estimation of nitrogen, copper sulphate acts as :

A

Oxidising agent

B

Silver spiral

C

Catalytic agent

D

Hydrolysing agent

Text Solution

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The correct Answer is:
C
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MBD PUBLICATION-HYDROCARBONS-QUESTION BANK
  1. 13 g of a hybrocarbon contains 1.0g of hydrogen. Its formula is :

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  2. 0.58 g of hydrocarbon on combustion gave 0.9 g water. The percentage o...

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  3. In kjeldahl's method of estimation of nitrogen, copper sulphate acts a...

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  4. The function of boiling the sodium extract with conc. HNO3 before test...

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  5. Positive Beilstein test shows that :

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  6. The sulphur present in an organic compound is oxidised by fuming nitri...

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  7. An organic compound containing C,H and N have the percentage 40,13.33 ...

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  8. Prussian blue is formed when :

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  9. In Duma's method for determining the nitrogen content of an organic co...

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  10. Simple distillation is used to separate liquids which differ in their ...

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  11. The presence of carbon in an organic compound can be shown by :

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  12. Impure glycerine can be purified by :

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  13. In organic compound phosphorus is estimated as :

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  14. In the estimation of nitrogen by Duma 's method 1.18 g of an organic c...

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  15. 0.20 g of a hydrocarbon on combustion gave 0.66 g CO2 . The percentage...

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  16. An organic compound is fused with fusion mixture and extracted with HN...

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  17. 0.5 g of an organic compound containing nitrogen on Kjeldahlising requ...

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  18. Ellution is the process for :

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  19. Sublimation method can be used for the purification of :

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  20. In Lassaigne's test sodium metal is used because :

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