Chemistry Philosopher’s wool is chemically Calcium oxide Aluminium oxide Magnesium oxide Zinc oxide Calcium oxide Aluminium oxide Magnesium oxide Zinc oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Carbon Hydrogen Oxygen Nitrogen Carbon Hydrogen Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsion is a colloid of a Gas in a solid Gas in a liquid Liquid in a gas Liquid in a liquid Gas in a solid Gas in a liquid Liquid in a gas Liquid in a liquid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide bleaches colouring matter by : Decomposition Oxidation Reduction Dehydration Decomposition Oxidation Reduction Dehydration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardest allotrope of carbon is Diamond Graphite Coke Lamp black Diamond Graphite Coke Lamp black ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most common cause of pollution of air is Carbon dioxide Carbon monoxide Sulphur dioxide Smoke Carbon dioxide Carbon monoxide Sulphur dioxide Smoke ANSWER DOWNLOAD EXAMIANS APP
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