Alkali metals give coloue in Bunsen flame due to :

Alkali metals give colour in Bunsen flame due to

Alkali metals give colour to Bunsen flame due to

Alkali metals impart colour to Bunsen flame due to

Alkali metals impart colour to Bunsen flame due to

Alkali metals impart colour to bunsen flame due to

Assertion : Alkali metal salts give colour to the Bunsen flame . Reasoning : This is due to excitation of valence shell electrons of sodium ions from lower to higher orbitals

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