What will be your two observations made by the student when iron fillings are added to copper sulphate solutions?
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Fe (s) + CuSO4 (aq) -> FeSO4 (s) + Cu (s)
The blue solution will turn green.
The solid deposits at the bottom of the beaker will turn from silvery grey to pinkish-brown. / Pinkish-brown deposits will be observed at the bottom of the beaker.
The blue solution will turn green.
The solid deposits at the bottom of the beaker will turn from silvery grey to pinkish-brown. / Pinkish-brown deposits will be observed at the bottom of the beaker.
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