Chemistry Impure camphor is purified by Steam distillation Sublimation Fractional crystallisation Fractional distillation Steam distillation Sublimation Fractional crystallisation Fractional distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Plastic is a type of Polymer Polyester Acrylic None of these Polymer Polyester Acrylic None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard steel contains 0.01 to 0.04 per cent carbon 2 to 5 per cent carbon 0.1 to 0.4 per cent carbon 0.5 to 1.5 per cent carbon 0.01 to 0.04 per cent carbon 2 to 5 per cent carbon 0.1 to 0.4 per cent carbon 0.5 to 1.5 per cent carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide present in the industrial chimney exhaust causes All of these Corrosion building materials Reduction in plant's productivity owing to acid rain Respiratory and lung disease All of these Corrosion building materials Reduction in plant's productivity owing to acid rain Respiratory and lung disease ANSWER DOWNLOAD EXAMIANS APP
Chemistry Philosopher’s Wool is Zinc blende Zinc oxide Zinc sulphate Zinc carbonate Zinc blende Zinc oxide Zinc sulphate Zinc carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by NO2and particulates SO2 and particulates CO2and CFCs SO2 and NO2 NO2and particulates SO2 and particulates CO2and CFCs SO2 and NO2 ANSWER DOWNLOAD EXAMIANS APP
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