Chemistry Muddy water is treated with alum in purification process, itis termed as : Absorption Coagulation Emulsification Adsorption Absorption Coagulation Emulsification Adsorption ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following phenomenon is considered responsible for Global Warming? Greenhouse effect Trade winds Fire in coal mines Dry farming Greenhouse effect Trade winds Fire in coal mines Dry farming ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant metal in the Earth’s crust is Zinc Copper Aluminium Iron Zinc Copper Aluminium Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most common cause of pollution of air is Carbon dioxide Smoke Sulphur dioxide Carbon monoxide Carbon dioxide Smoke Sulphur dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Identify the metal which is non toxic in nature. Cobalt Chromium Gold Cadmium Cobalt Chromium Gold Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the manufacture of vanaspati from vegetable oil is carbon dioxide oxygen hydrogen nitrogen carbon dioxide oxygen hydrogen nitrogen ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS