Chemistry Which one of the following elements is used in the manufacture of safety matches? Graphite Silicon Phosphorus Sodium Graphite Silicon Phosphorus Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The charcoal used to decolourise brown sugar solution is Sugar charcoal Coconut charcoal Animal charcoal Wood charcoal Sugar charcoal Coconut charcoal Animal charcoal Wood charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rectified spirit is : 95% ethyl alcohol Methylated spirit 100% ethyl alcohol Tincture iodine 95% ethyl alcohol Methylated spirit 100% ethyl alcohol Tincture iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for filling weather balloons is Air Helium Hydrogen Nitrogen Air Helium Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following in automobile exhaust can cause cancer? Lead Carbon monoxide Oxides of nitrogen Polyclinic hydrocarbons Lead Carbon monoxide Oxides of nitrogen Polyclinic hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Litmus is obtained from A bacterium A fungus An alga Lichen A bacterium A fungus An alga Lichen ANSWER DOWNLOAD EXAMIANS APP
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