1. Take pieces of cut lemons washed with ammonium thiocyanate..
2. Dip the knife in FeSO4 solution...
3. Blood red colour appear due to presence of Fe3+....
4. Fe3+ reacts with ammonium thiocyanate to give the colour....
5. This is used to distinguish between ferrous (no red colour) and ferric (red colour)...
-Mitashri Chaudhuri
-Roll no.-06
The experiment looks quite interesting....Well that can be a punishment to those fake babas who make fool of the people-Shreetama
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