Chemistry Acid rain is caused by the pollution of environment by Carbon dioxide and Nitrogen Nitrous oxide and Sulphur dioxide Carbon monoxide and Carbon dioxide Ozone and Carbon dioxide Carbon dioxide and Nitrogen Nitrous oxide and Sulphur dioxide Carbon monoxide and Carbon dioxide Ozone and Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Iron Manganese Copper Bauxite Iron Manganese Copper Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as non-stick coating for cooking utensils? Teflon Styrofoam Polystyrene Perspex Teflon Styrofoam Polystyrene Perspex ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used in the manufacture of safety matches is Sulphur Silicon Magnesium Phosphorous Sulphur Silicon Magnesium Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of baking soda is Sodium chloride Sodium nitrate Sodium bicarbonate Sodium carbonate Sodium chloride Sodium nitrate Sodium bicarbonate Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry J.J. Thomson’s proposed model of atom is generally called ________ model. Plum and pudding Plum and cake Cream and pudding Cream and cake Plum and pudding Plum and cake Cream and pudding Cream and cake ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS