Chemistry Which one of the following elements is an example of noble gas ? Nitrogen Chlorine Helium Hydrogen Nitrogen Chlorine Helium Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder metal is an alloy of Copper and zinc Lead and tin Copper and tin Lead and antimony Copper and zinc Lead and tin Copper and tin Lead and antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name of sodium bicarbonate is Soda lime Baking powder Soda ash Baking soda Soda lime Baking powder Soda ash Baking soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry A subshell with l=2 can take up 8 electron 5 electron 10 electron 3 electron 8 electron 5 electron 10 electron 3 electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of bleaching powder is : Calcium bi chloride Calcium hypochlorite Calcium chloro hypochlorite Calcium chlorate Calcium bi chloride Calcium hypochlorite Calcium chloro hypochlorite Calcium chlorate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief constituent of natural gas is: Propane Helium Nitrogen Methane Propane Helium Nitrogen Methane ANSWER DOWNLOAD EXAMIANS APP
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