Question

What would a student report nearly after 30 minutes of placing duly
cleaned strips of aluminium, copper, iron and zinc in freshly prepared
iron sulphate solution taken in four beakers ?​

Answer 1

Answer:

Colour of solution would change in aluminium and zinc strips beaker. Colour of solution won't change in other beakers.

Colour changes from green to colourless in aluminium and zinc strips beakers.

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