Assessment Tests, Chem-12, Ch-04

Group VA & Group VIA Elements The main topics concerning the tests of chemistry-12, chapter-4 are: Occurrence of group VA & group VIA, compounds of nitrogen like dinitrogen oxide, nitrogen oxide, nitrogen dioxide, nitrous acid, nitric acid, phosphorus and its compounds like phosphorus trichloride, phosphorus pentachloride, phosphorus trioxide, phosphorus pentoxide, phosphorous acid, orthophosphoric acid, general … Read more