Thứ Bảy, 6 tháng 8, 2011

DISPLACEMENT REACTION!!

Let's do a experiment on reaction!!


Materials:
Copper sulphate solution
Clean iron nails


Instructions
Put the nails inside the copper sulphate solution for a few hours (3-4 hours)
You would see that the nails turn red and the sulphate turns green because of the reaction!!

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