Question

Dry and wait test for cation

Answer 1

so what you want to answer

Answer 2

Dry tests are those tests which are performed with the solid salt (or a mixture of salts), while wet tests are those tests which are preformed by dissolving the salt. (or mixture of salts) in water, acid or any other solvent.
Let us discuss the important dry tests which are performed to detect the cations and anions.