Chemistry Many people died in London in 1952 as result of air pollution producing Fog Sleet Mist Smog Fog Sleet Mist Smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas which is mainly responsible for the green house effect is: Oxygen Carbon dioxide Ozone Carbon monoxide Oxygen Carbon dioxide Ozone Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following elements is found in maximum percentage in the human body ? Carbon Oxyzen Hydrogen Nitrozen Carbon Oxyzen Hydrogen Nitrozen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle? 0.01 minute 3 billion years 13 days 100 years 0.01 minute 3 billion years 13 days 100 years ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following the hardest metal is Tungsten Gold Platinum Iron Tungsten Gold Platinum Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry White phosphorus is always kept under Kerosene Water Benzene Ether Kerosene Water Benzene Ether ANSWER DOWNLOAD EXAMIANS APP
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