Q25 of 400 Page 131

What will happen if a strip of zinc is kept immersed in a solution of copper sulphate ?

If a strip of zinc is kept immersed in a solution of copper sulphate, then the blue colour of copper sulphate solution fades gradually and red brown coating of copper is deposited on zinc strip.

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23 Name one property which is characteristic of (a) metals, and (b) non-metals. 24 What is meant by “brittleness” ? which type of elements usually show brittleness : metals or non-metals ? 26 What will happen if a strip of copper is kept immersed in a solution of silver nitrate (AgNO3)? 27 What happens when iron nails are put into copper sulphate solution ?