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MCQ
Complete qualitative analysis of a white salt shows: yellow flame, white ppt with BaCl2 insoluble in HCl. The salt is most likely:
Unit-18 Qualitative Anaylsis
A Na2SO4
B KCl
C CaCO3
D Cu(NO3)2
Explanation

Sodium (yellow flame) with sulfate (insoluble BaSO4) fits Na2SO4.

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