How many of the following metals cannot be detected using flame test;A) Li ; B) Be ; C) Cs ; D) Mg ; E) Ba ;

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A, B, D only

B, D only

B, C, D only

B, C only

answer is B.

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Detailed Solution

Be, Mg-Due to high IP values cannot be detected by flame test;Li…crimson colour; Cs…blue colour ; Ba….apple green colour

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