A metal nitrate gives colour compound when reacts with borax in oxidising flame same colour is obained when metal nitrate is dissolved in water. Metal nitrate can't be

Alkali metals give colour to Bunsen flame due to

Which metal gives violet colour in oxidising flame when heated with borax ?

Alkali metals give colour in Bunsen flame due to

. Alkali metals give colouration when heated in Bunsen flame. Give reason.

A metal nitrate reacts with KI to give a black precipitate which on addition of excess of Kl is converted into orange colour solution.The cation of the metal nitrate is :