Write the name of the test used to detect nitro gen, sulphur, halogens and phosphorous present in an organic compound.

Discuss the principle of estimation of halogens, sulphur and phosphorus present in an organic compound?

Write the chemical equations involved in the detection of N, halogen and sulphur present in an organic compound by Lassaigne's test.

Phosphorous in an organic compound is estimated as

Write the name of four salts and their uses.

How is sodium fusion extract prepared? Using this, how will you detect the presence of Nitrogen, Sulphur and Halogen in an organic compound?

Sometimes a red colour is not produced in the Lassaignes test even if both nitrogen and sulphur are present in the Organic compound. Explain

Write the uses of Phosphorous - 31

Explain any one method for the estimation of ni- trogen present in an organic compound.

Soda lime test is used for the detection of