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Q. What is Calcinations process?
This is fie method of heating the concentrated ore in a limited supply of air to a high temperature but under the fusion temperature. In calcinations, volatile constituents of an ore are expelled. Hydrated and Hydroxide ores lose their water forming metal oxides. In case of carbonate ores, carbon dioxide is lost and metal oxides are made.
what is westron and feron
Is there a way to reverify alcoholic acidity using pH?
what is thermogavimatic analysis and their instumental
Number of protons, neutrons and electrons in the element 231/89 y is: (1) 89, 231, 89 (2) 89, 89, 242 (3) 89, 142, 89 (4) 89, 71, 89 Ans: 89, 142, 89
Lab Report Report the mass of KCl and KI in the original unknown sample. Include plot of titration. How do I calculate amount in unknown from titration and what is the curve suppos
#question50 ml of a mixture of NH3 and H2 was completely decomposed by sparking into nitrogen and hydrogen. 40 ml of Oxygen was then added and the mixture was sparked again. After
IUPAC name is given to compounds. Carbon is an element so it will bw called as carbon only. eg. hydrocarbons - CH4=methane C2H6=Ethane
Use the VSEPR model to predict approximate molecular geometries and electron-domain for the following species. (a) XeF 2 , (b) NH3Cl + , (c) BrO2 -
Q. Show Reduction to Metals? After removed of the gangue, i.e. impurities physically mixed with the metal elements, the concentrated ore becomes ready for the isolation of meta
Q. Describe Structure of Solids? Ans. Solids are different from gases and liquids because they have a fixed shape. This definite shape occurs as the individual particles w
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