Chemistry, asked by baldeep7446, 1 year ago

Why " Be" and " Mg" do not impart any colour to the flame

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Answered by MPVbff

Be and Mg are smaller in size and their electron are strongly bound to the nucleus . They need large amount of energy for excitation of electrons to higher energy level which is not available in Bunsen flame , so they do not impart colour to the flame

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