Chemistry Mercury is emitted into air by Steam engine Burning garbage Coal fire Burning coal Steam engine Burning garbage Coal fire Burning coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following does not contain Silver ? Lunar Caustic Ruby Silver German Silver Horn Silver Lunar Caustic Ruby Silver German Silver Horn Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is made of Copper and tin Copper and zinc Copper, tin and zinc Tin and lead Copper and tin Copper and zinc Copper, tin and zinc Tin and lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Ion exchange process Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Chlorination Ion exchange process Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Chlorination ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the covalency of nitrogen in ammonia molecule 3 5 4 2 3 5 4 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Freon' used as refrigerants is chemically Chlorinated hydrocarbon Fluorinated hydrocarbon Fluorinated aromatic compound Chlorofluoro hydrocarbon Chlorinated hydrocarbon Fluorinated hydrocarbon Fluorinated aromatic compound Chlorofluoro hydrocarbon ANSWER DOWNLOAD EXAMIANS APP
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