#New model of neb physics class 12
questions 2074
important questions of chemistry from heavy metals class 12
some important questions of class 12 heavy metal chemistry 1.write the chemistry of blue vitriol ?Also mention its chemical properties. 5 2.write the chemistry of black oxide of copper? also mention its chemical properties. 3.write the chemistry of red oxide of copper ? also mention its chemical properties. 4.write the chemistry of white vitriol ? also mention its chemical properties. 5.write the chemistry of white oxide of zinc ? also mention its chemical properties. 6.write the chemistry of green vitriol ? also mention its chemical properties. 7.write the chemistry of calomel ? also mention its chemical properties. 8.write the extraction of copper from is sulphide ore.what is rimman's green. 9.write the extraction of zinc from zinc blend. 10.write the extraction of iron from iron pyrites. 11.write ...
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