How is unsaturation in organic compounds tested ?

Organic compounds are soluble in

The organic compound 'X' is

How are halogens of an organic compound estimated?

How oxygen present in an organic compound is estimated?

Assertion (A) : Unsatured organic com pounds undergo substitution reactions. Reason (R) : Unsaturated organic compounds contain = or-= bonds.

The blood red colour in the combination test of nitrogen and sulphur in organic compound is the to the formation of

How are carbon and hydrogen of an organic compound estimated?

Nitrogen, sulphur and halogens are tested from the sodium fusion extract of the organic compound which is commonly known as Lassaigne's extract. For preparing Lassaigen's extract, a small quanty of the organic compound is fused with sodium metal in a fusion tube. The red tube is broken in distilled water, boiled and filtered. This filtrate is known as Lassaigne's extract or sdodium fusion extract. In the process of testing elements in Lassaigne's a test, which of the following reactions do not occur.

Libermann's test used for identification of which functional group in organic compounds