Chemistry Which one of the following elements exhibits the greatest tendency to lose electrons ? Zinc Lithium Fluorine Oxygen Zinc Lithium Fluorine Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance that is added to make natural rubber strong and more bouncy is Chlorine Polythene Sulphur Sponge Chlorine Polythene Sulphur Sponge ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a cause for present global warming and climate change ? Methane emission CFC emission Carbondioxide emission Deforstation Methane emission CFC emission Carbondioxide emission Deforstation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Amino acids Nitrates Ammonia Nitrogenase Amino acids Nitrates Ammonia Nitrogenase ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following laser types is used in a laser printer? Semiconductor laser Excimer laser Dye laser Gas laser Semiconductor laser Excimer laser Dye laser Gas laser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is usually a mixture of : Lime stone and silicon dioxide Calcium silicate and calcium ferrate Calcium aluminate and calcium ferrate Calcium silicate and calcium aluminate Lime stone and silicon dioxide Calcium silicate and calcium ferrate Calcium aluminate and calcium ferrate Calcium silicate and calcium aluminate ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS