Exam questionKROK 2Pharmacy ยท 2011
Which of the following reagents should be added to the isoniazid to achieve blue colour and precipitation that turns light-green and emits gases when heated?
Answer options
- Copper sulfate solution
- Alkaline solution
- Hydrochloric acid solution
- Silver nitrate solution
- Iron (III) chloride solution
Correct answer
Copper sulfate solution
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