17. Assertion: When aluminium metal is dipped in zinc sulphate solution, the colour of t solution turns blue.
Reason: Aluminium displaces zinc from zinc sulphate
a.both A and R are true and R is correct explanation of A
b.Both A and R true and R is not the correct explanation of A
c.A is true but R is false
d.A is false but R is true
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Answer:
d. A is false but r is true
Explanation:
because color of the solution is colourless and in assertion it is turn blue