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Q. Name the Oxide Minerals?
These minerals consist of oxides of metals, which are formed either by oxidation of sulphide minerals or by direct oxidation of metals. Highly electropositive metals, such as A1 and Mg, occur only as oxides rather than as sulphides. Some important oxide minerals are haematite (Fe203), magnetite (Fe304), bauxite (Al203. 2H20), cassiterite (SnO2), cuprite (Cu2O), zincite (ZnO), rutile (TiO2). pyrolusite (MnO2), chromite (FeO,Cr203), uraninite or pitchblende (2U03.U02), etc.
Electrophiles - Organic Chemistry Electron deficient species or electron acceptor is an electrophile, It can be categorized into two types : (A) Charged electrophiles (B)
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What are the physical and chemical properties of lactic acid?
Carry over in steam boiler: The phenomenon of carrying of water along with impurities by steam is called "carry over". This is mainly due to priming and foaming. Priming and foami
GEOCHEMISTRY The chemical processes taking place in the crust are especially important as they have build ores, concentrated mineral deposits that are exploited industrially
The uncertainty in momentum of an electron is 1 x 10 -5 kgm/ s . The uncertainity in its position will be( h= 6.63 x 10 -34 Js) : (1) 5.28 x 10 -30 m
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How many unpaired electrons in Fe (II)?
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