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CTET 2 Math and Science 5 Jan 2022 Paper

Question : 62

Total: 150

Select correct statement from the following:

Zinc is more reactive than aluminium.
Copper can displace iron from ferrous sulphate solution.
Iron can displace copper from copper sulphate solution but cannot displace aluminium from aluminium sulphate solution.
Aluminium cannot displace iron from ferrous sulphate solution.

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