Practical Organic Chemistry · Chemistry · KCET
MCQ (Single Correct Answer)
1
Statement-I: Nitrogen in pyridine cannot be estimated by Kjeldahl's method.
Statement-II: Nitrogen in pyridine changes to ammonium sulphate when heated with conc. $\text{H}_2\text{SO}_4$ in Kjeldahl's method.
Read the above given statements and choose the correct answer from the given options.
Statement-II: Nitrogen in pyridine changes to ammonium sulphate when heated with conc. $\text{H}_2\text{SO}_4$ in Kjeldahl's method.
Read the above given statements and choose the correct answer from the given options.
KCET 2026
2
Match List-I with List-II and select the correct options
| List-I (Functional group) | List-II (Functional group reagent) | ||
|---|---|---|---|
| (a) |  | (i) | Neutral ferric chloride test |
| (b) | $\text{C}_6\text{H}_5\text{NH}_2$ | (ii) | Azo dye test |
| (c) | $\text{CH}_3\text{CH}_2\text{CHO}$ | (iii) | Ceric ammonium nitrate test |
| (d) |  | (iv) | Tollen's reagent test |
KCET 2026
3
In the preparation of sodium fusion extract, the purpose of fusing organic compound with a piece of sodium metal is to
KCET 2025