Solution of copper sulphate was taken in a test tube and some iron nails were placed in the solution. After few minutes, it would be observed that there is a change of colour .The colour of copper sulphate and iron sulphate are _____________and__________________respectively.
a)xgreen, blue.
b) blue, green.
c) blue, colorless.
d) red, brown.
Answers
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Explanation:
correct answer is red and brown
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Answer:
iron sulphate and copper cotting in iron nails
Explanation:
green and blue
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