Physics: Non Metals And Their Compounds
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Non metals and their compounds CarbonCarbon occurs naturally as diamond and graphite. It also occurs in an impure …
Newton’s laws of motion(A)first law of motion and its application A body will continue in its present state …
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Metals and their compoundsExtraction of metals: it is the process by which metals are isolated from their …
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Chemistry: Periodic Table
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Periodic tableHistorical development of periodic tableClassification of the elements began with Lavoisier, whose classification was based on …
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Physics: Optical Instruments And Applications
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Optical instruments: ApplicationsMicroscopes: one of the applications of light waves is seen in the operation of a …