Chemistry Which one is the naturally occuring heaviest element Mercury Thorium Uranium Protactinium Mercury Thorium Uranium Protactinium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder metal is an alloy of Copper and zinc Lead and antimony Lead and tin Copper and tin Copper and zinc Lead and antimony Lead and tin Copper and tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: CuO Cu(NO3)2 CuCO3 Cu(OH)2 CuSO4 CuO Cu(NO3)2 CuCO3 Cu(OH)2 CuSO4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iodine can be separated from a mixture of Iodine and Potassium Chloride by Distillation Sedimentation Sublimation Filtration Distillation Sedimentation Sublimation Filtration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following phenomenon is considered responsible for Global Warming? Fire in coal mines Greenhouse effect Dry farming Trade winds Fire in coal mines Greenhouse effect Dry farming Trade winds ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in making smoke bombs? Hydrogen Carbon Phosphorus Sulphur Hydrogen Carbon Phosphorus Sulphur ANSWER DOWNLOAD EXAMIANS APP