JEE Main Chemistry · Organic Chemistry: Some Basic Principles and Techniques
Stoichiometry of Dumas Method
Stoichiometry of Dumas Method (Organic Chemistry: Some Basic Principles and Techniques) was asked 6 times in 6 JEE Main shifts, 2020–2025, out of the 42 shifts Lumi analysed. 3 of the 6 had a numerical answer.
- Times asked
- 6
- in 6 shifts
- Years
- 2020–2025
- Usual format
- Numerical value
- Calculation
- Pattern
- Frequent
- repeats across shifts
How it is asked
- Percentage nitrogen by dumas method
- Nitrogen percentage by dumas method
Difficulty
Easy 1Medium 5Hard 0
Where it sits
Chapter: Organic Chemistry: Some Basic Principles and Techniques. Topic: Stoichiometry, 38 questions over 16 ideas.
Other repeat ideas in this topic
Every time it came
All 6 questions
Newest first, each with its options and official answer.
- 2 Apr 2025, Shift 2 · Q64In Dumas' method for estimation of nitrogen, 0.5 gram of an organic compound gave 60 mL of nitrogen collected at 300 K temperature and 715…MediumSingle correct
- 3 Apr 2025, Shift 1 · Q75During estimation of nitrogen by Dumas' method of compound X (0.42 g) [structure X: piperazine, six-membered ring with two NH groups at…EasyNumerical valueHas a figure
- 3 Apr 2025, Shift 2 · Q64In Dumas' method for estimation of nitrogen 0.4 g of an organic compound gave 60 mL of nitrogen collected at 300 K temperature and 715 mm…MediumSingle correct
- 7 Apr 2025, Shift 2 · Q74In Dumas' method 292 mg of an organic compound released 50 mL of nitrogen gas () at 300 K temperature and 715 mm Hg…MediumNumerical value
- 16 Mar 2021, Shift 2 · Q60In Duma's method of estimation of nitrogen, 0.1840 g of an organic compound gave 30 mL of nitrogen collected at 287 K and 758 mm of Hg…MediumNumerical value
- 6 Sep 2020, Shift 2 · Q32Match the following : Test / Method — Reagent (i) Lucas Test (a) / aq. KOH (ii) Dumas method (b) …MediumMatch the list