Chemistry Which one of the following elements exhibits the greatest tendency to lose electrons ? Fluorine Lithium Oxygen Zinc Fluorine Lithium Oxygen Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry A balloon filled with helium rises in air because Helium pushes down on the air below the balloon Air exerts an upward force on the balloon The balloon is weightless Helium is less dense than air Helium pushes down on the air below the balloon Air exerts an upward force on the balloon The balloon is weightless Helium is less dense than air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry ice is the solid form of : Carbon di–oxide Air Nitrogen Water Carbon di–oxide Air Nitrogen Water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of bleaching powder is : Calcium hypochlorite Calcium chlorate Calcium chloro hypochlorite Calcium bi chloride Calcium hypochlorite Calcium chlorate Calcium chloro hypochlorite Calcium bi chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aqua regia is a 1 : 3 mixture, by volume, of Conc. nitric acid and conc. sulphuric acid Conc. hydrochloric acid and conc. nitric acid Conc. sulphuric acid and conc. nitric acid Conc. nitric acid and conc. hydrochloric acid Conc. nitric acid and conc. sulphuric acid Conc. hydrochloric acid and conc. nitric acid Conc. sulphuric acid and conc. nitric acid Conc. nitric acid and conc. hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following substance is highly plastic ? Quartz Granite Clay Mica Quartz Granite Clay Mica ANSWER DOWNLOAD EXAMIANS APP
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