Alkaline earth metal (s) which does (do) not impart colour to the flame is (are)
Alkaline earth metal (s) which does (do) not impart colour to the flame is (are)
A. Be
B. Mg
C. Ca
D. Sr.
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Correct Answer - A,B
Be and Mg do not impart any colour to Bunsen flame due to their high ionisation enthalpies.
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