Which alkali metal imparts pale violet colour to the flame?

Which alkali metal chloride imparts violet colour to the bunsen burner flame ?

Why does alkali metals impart characteristic colour to the flame?

Which alkaline earth metal imparts crimson colour to flame?

Why do some of the alkali metal salts impart colour to the flame?

Why do alkali metals impart characteristic colour to the flame of bunsen burner?

Which imparts brick red colour to the flame ?

Which imparts brick red colour to the flame ?

Assign reasons for the following (i) alkali metals impart characteristic colour to flame (ii) Alkali metals are strong reducing agents. (iii) An aqueous solution of Na_(2)CO_(3) is basic in nature.

The salt of alkali metal gives violet colour in the flame test. Its aqueous solution gives a white precipitate with barium chloride in hydrochloric acid medium. The salt is