How is ammonia useful in qualitative analysis ? 

Match the reagent which are used in qualitative analysis of given anions :

Why ammonium hydroxide is used in qualitative analysis ? Give two equations to justify your answer.

There is mixture of Cu(II) chloride and Fe(II) sulphate. The best way to separate the metal ions from the mixture in qualitative analysis is:

Lassaigne's test is used in the qualitative analysis to detect

The presence of magnesium is confirmed in the qualitative analysis by:

The presence of magnesium is confimed in the qualitative analysis by the formation of a white crystalline precipitate of :

The precipitation of second group sulphides qualitative analysis is carried out with hydrogen sulphide in the presence of hydrochloric acid but not with nitric acid .Explain.

H_(2)S gas when passed through a solution of cations containing HCl precipitates the cations of second group in qualitative analysis but not those belonging to the fourth group. It is because

…………………… is used as an analytical reagent to identify metal ions in qualitative analysis.

Can NaOH be used in place of NH_4OH to precipitate the cations of group III in qualitative analysis?