Question

A STUDENT ADDED FEW PIECES OF ALUMINIUM METAL TO TWO TEST TUBES A AND B CONTAINING AQUA SOLUTION OF IRON SULPHATE AND COPPER SULPHATE .IN THE SECOND PART OF AN EXPERIMENT SHE ADDED IRON METAL TO ANOTHER TESTUBE C AND D CONTAINING AQUA SOLUTION OF ALUMINIUM SULPHATE AND COPPER SULPHATE. IN WHICH TEST TUBE OR TEST TUBES WILL SHE OBSERVE COLOUR CHANGE, ON THE BASIS OF THIS EXPERIMENT STATE WHICH ONE IS THE MOST REACTIVE METAL AND WHY?



SEE THE ATTACHMENT PLEASE





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Answer 1

Answer:

In test tube A and B colour change and in test tube D colour change

Explanation:

as aluminum is most reactive so it displace copper and iron from its aqua solution