WHICH OF THE FOLLOWING SALTS DOES NOT CONTAIN WATER OF CRYSTALLISATION ? *
1 point
BLUE VITRIOL
BAKING SODA
WASHING SODA
GYPSUM
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WHICH OF THE FOLLOWING SALTS DOES NOT CONTAIN WATER OF CRYSTALLISATION ? *
1 point
BLUE VITRIOL
BAKING SODA
WASHING SODA
GYPSUM
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Answer:
baking soda NaHCO3
rest all have water of crystallization
Blue Vitriol : CuSO4.5H2O
washing soda: Na2CO3.10H2O
gypsum : CaSO4.2H20