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A minute of copric salt is based on borax head in reducing flame of bansen burner, the colour of head after cooling will be

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A minute of copric salt is based on borax head in reducing flame of bansen burner, the colour of head after cooling will be
A. Blue
B. Red
C. Colourless
D. Green
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Correct Answer - d
These are characteristics of NaBr `Br_(2)` is given out with `H_(2)SO_(4)`
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