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 ...
Since 24 February, after Putin declared military operation to invade over Ukraine, NATO allies countries and other country have declared sanction over the trade in Russia. These sanction were meant to degrade the economy of Russia and aid to Ukraine. As a consequences most of the metal mining factory in eastern Europe has suffered huge downfall in their stock. Evraj a metal mining company has suffered more than 50% decline in their stock in this week.
Comments
Post a Comment