Detection Of Nitrogen By Lassaigne's Test
In Lassaigne's extract, nitrogen present in an organic compound is first converted into which species before further testing?
Select the correct option:
Solution
NaCN
During sodium fusion, carbon and nitrogen from the organic compound combine with sodium to form sodium cyanide (NaCN). This ionic salt enters the aqueous Lassaigne's extract and is then used in subsequent Prussian blue test steps.
🔒 Solution Hidden from View
Submit your answer to unlock the detailed step-by-step solution.
About This Question
- Subject
- chemistry
- Chapter
- principles related to practical chemistry
- Topic
- detection of nitrogen by lassaigne's test
- Difficulty
- Easy
- Year
- 2025
Solution
Correct Answer:
NaCN
During sodium fusion, carbon and nitrogen from the organic compound combine with sodium to form sodium cyanide (NaCN). This ionic salt enters the aqueous Lassaigne's extract and is then used in subsequent Prussian blue test steps.
This easy difficulty chemistry question is from the chapter principles related to practical chemistry, covering the topic of detection of nitrogen by lassaigne's test. It appeared in the 2025 exam.
Looking for more practice? Explore all chemistry questions or browse principles related to practical chemistry questions on RankGuru.