Chemistry Activated Charcoal is used to remove colouring matter from pure substances by Adsorption Oxidation Bleaching Reduction Adsorption Oxidation Bleaching Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vulcanized rubber contains sulphur 7-9% 3-5% 10-15% 0.02 7-9% 3-5% 10-15% 0.02 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The resources which can be used continuously, year-after -year are called Non-renewable Biotic Renewable Abiotic Non-renewable Biotic Renewable Abiotic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which mineral is the ore of aluminium ? Bauxite Haematite Magnetite Siderite Bauxite Haematite Magnetite Siderite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of Ozone layer is mainly due to Volcanic eruptions Chlorofluorocarbons Radioactive rays Aviation fuels Volcanic eruptions Chlorofluorocarbons Radioactive rays Aviation fuels ANSWER DOWNLOAD EXAMIANS APP
Chemistry Inert gases are Miscible with water Chemically unreactive Not stable Chemically very active Miscible with water Chemically unreactive Not stable Chemically very active ANSWER DOWNLOAD EXAMIANS APP
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