MCQOPTIONS
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| 1. |
In Kjeldahl's method for the estimation of\[{{\operatorname{N}}_{2}}\], potassium sulphate and copper sulphate are used. On the basis of their functions which of the following statement(s) is/are correct?I. Potassium sulphate raises the bpt. And ensures complete reaction.II. Copper sulphate acts as catalyst.III. Potassium sulphate acts as catalyst and copper sulphate raises the bpt. |
| A. | Only III is correct |
| B. | I and II are correct |
| C. | Only II is correct |
| D. | None is correct |
| Answer» C. Only II is correct | |