A student heated a few crystals of cuso4 in a dry boiling tube.
a. What will be the color of the cuso4 after heating?
b. Will you notice water droplets in boiling tube?
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a.) before blue after white.
b.) yes,This is because, CuSO4 crystals have water as part of their structure.OR, their actual formula is CuSO4.5H2O.When the blue crystals are heated the water of crystallisation is lost and what remains is anhydrous copper sulphate (CuSO4). Thank You.
b.) yes,This is because, CuSO4 crystals have water as part of their structure.OR, their actual formula is CuSO4.5H2O.When the blue crystals are heated the water of crystallisation is lost and what remains is anhydrous copper sulphate (CuSO4). Thank You.
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Answer:
(a) White
(b) Yes
(c) Copper sulphate crystals which seem to be dry contain water of
crystallization.
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