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Q. Explain about Pyrometallurgy?
Tri pyrometallurgy, the concentrated ore is heated up to a high temperature and reduction is done with a appropriate reducing agent. The different, steps involved in pyrometallurgy are calcinations, smelting and roasting. The concentrated ore is convened into the metal oxide, roasting and calcinations, if it does not already exist as an oxide. This is due to other metal compounds like sulphides, carbonates; sulphates, etc. are difficult to reduce. In the end, the metal oxide is reduced to metal by smelting.
alkali metals belong to s-block in the periodic table.why?
Ask A mixture of water and graphite is heated to 890 K in a 10 L container. When the system comes to equilibrium it contains 0.875 mol each of CO and H2 and 0.289 mol of H2O and s
how will you test for the presence of the halogen in iodoform?
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The number of electrons that can be accommodated in dz 2 orbital: (1) 10 (2) 1 (3) 4 (4) 2 Ans: 2
Chain, nuclear or skeleton isomerism: This form of isomerism arises because of the difference in the nature of the carbon chain (that is straight or branched) which makes the
sir plz tell me about fiehes test procedure for honey in detail...
give some experiments to show difference between alcohol and phenol of class 12 level
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