The reason why alkali metals impart color to | vedclass

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(A) Alkali metals have low ionization energy. When these metals or their salts are heated in a Bunsen burner flame,the heat energy is sufficient to ex

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Low ionization energy

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(A) Alkali metals have low ionization energy. When these metals or their salts are heated in a Bunsen burner flame,the heat energy is sufficient to excite the valence electrons to higher energy levels. When these excited electrons return to their ground state,they emit energy in the form of visible light,which imparts a characteristic color to the flame.

The reason why alkali metals impart color to the Bunsen burner flame is ......

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