Chemistry Dry powder fire extinguishers contain Sand and sodium bicarbonate Sand Sand and potassium carbonate Sand and sodium carbonate Sand and sodium bicarbonate Sand Sand and potassium carbonate Sand and sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following nonmetals shows allotropy in the liquid state? Bromine Phosphorous Sulphur Carbon Bromine Phosphorous Sulphur Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a man-made source of air pollution ? All of these Forest fire Bacterial action in soil and swamp areas Automobile exhaust All of these Forest fire Bacterial action in soil and swamp areas Automobile exhaust ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formation of ozone hole is maximum over India Antarctica Europe Africa India Antarctica Europe Africa ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of neutrons present in an element having mass number 226 and atomic number 88 is : 50 314 88 138 50 314 88 138 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one amongst the following is not a Green House gas? Nitrogen Carbon Monoxide Carbon dioxide Chloro fluoro carbons Nitrogen Carbon Monoxide Carbon dioxide Chloro fluoro carbons ANSWER DOWNLOAD EXAMIANS APP
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