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Q. Show Sulphide Minerals?
In these minerals metals are present as their sulphides. For example, iron pyrites (FeS2), calcocite (CU2S), chalcopyrite (CuFeS2), zinc blende (ZnS), argentite (Ag2S), cinnabar (HgS), galena (PbS), mille rite (NiS), etc.
atoms combine to form molecule because they tend to
When is fresh produce to harvest? Optimum quality of fruits and vegetables is obtained only when they are harvested at the optimal stage of maturity. A critical time for
Illustrate the following observations: (a) Cottrell's smoke precipitator is fitted at the mouth of the chimney used in factories. (b) Ferric hydroxide sol. Gets coagulated
timeline about him
o.5oog of a sample which contains copper is analyzed iodometrically. Copper(II) is reduced to copper(I) by the iodide. What is the percent copper in the sample if 20.00cm3 of 0.1 m
Sedatives: Sedatives act as depressant and suppress the activities of central nervous scheme. They are offered to patients who are mentally violent and agitated. Sedatives offe
what happen when allyl alcohol is reacted with pyridinium chlorochromate ?
Refining of petroleum: Petroleum (crude) extracted from earth's crust is an intimate mixture of many organic compounds. Crude petroleum needs to be purified and its components
Why using factor 24.52 in Alcoholic Acidity
propene+NaNH2 and after with C2H5Br
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