1.

Four students took separately the mixture of sand, common salt and ammonium chloride in beakers, added water, stirred the mixture well and then filtered. They reported their observations as shown below. Student As residue In the filtrate I Ammonium chloride Sand Common salt II Common salt, Sand Ammonium chloride III Sand, Ammonium chloride Common Salt IV Sand Ammonium chloride, Common salt Who reported the observations in the correct order of the components as residue and in the filtrate ?(1) I(2) IV(3) III(4) II

Answer» Four students took separately the mixture of sand, common salt and ammonium chloride in beakers, added water, stirred the mixture well and then filtered. They reported their observations as shown below.




























Student As residue In the filtrate
I Ammonium chloride Sand Common salt
II Common salt, Sand Ammonium chloride
III Sand, Ammonium chloride Common Salt
IV Sand Ammonium chloride, Common salt

Who reported the observations in the correct order of the components as residue and in the filtrate ?

(1) I

(2) IV

(3) III

(4) II


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