Class 11Chemistry8-3.Organic Chemistry : Purification and characterizationChemical analysis of organic compounds
MediumLassaigne's test for the detection of nitrogen fails in
- A$NH_2CONHNH_2 \cdot HCl$
- B$NH_2NH_2 \cdot HCl$
- C$NH_2CONH_2$
- D$C_6H_5NHNH_2 \cdot HCl$
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Similar Questions
The organic compound that gives the following qualitative analysis is:
Test Inference $a$. Dil. $HCl$ Insoluble $b$. $NaOH$ solution Soluble $c$. $Br_2/\text{water}$ Decolourization
| Test | Inference |
|---|---|
| $a$. Dil. $HCl$ | Insoluble |
| $b$. $NaOH$ solution | Soluble |
| $c$. $Br_2/\text{water}$ | Decolourization |
DifficultJEE MAIN 2019
View SolutionDuring the halogen test,the sodium fusion extract is boiled with concentrated $HNO_3$ to ... .
Match the List-$I$ with List-$II$:
List-$I$ (Reagent) List-$II$ (Functional Group detected) $A$. Sodium bicarbonate solution $I$. Double bond/unsaturation $B$. Neutral ferric chloride $II$. Carboxylic acid $C$. Ceric ammonium nitrate $III$. Phenolic $-OH$ $D$. Alkaline $KMnO_4$ $IV$. Alcoholic $-OH$
Choose the correct answer from the options given below:
| List-$I$ (Reagent) | List-$II$ (Functional Group detected) |
| $A$. Sodium bicarbonate solution | $I$. Double bond/unsaturation |
| $B$. Neutral ferric chloride | $II$. Carboxylic acid |
| $C$. Ceric ammonium nitrate | $III$. Phenolic $-OH$ |
| $D$. Alkaline $KMnO_4$ | $IV$. Alcoholic $-OH$ |
Choose the correct answer from the options given below:
DifficultJEE MAIN 2025
View SolutionIn $Kjeldahl’s$ method,$CuSO_4$ acts as
Easy
View SolutionNitrogen can be estimated by Kjeldahl's method for which of the following compounds?
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