Chemistry Electric fuse is an alloy of Copper and iron Zinc and lead Tin and lead Carbon and tin Copper and iron Zinc and lead Tin and lead Carbon and tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to recover copper from a solution of copper sulphate is Hg Na Fe Ag Hg Na Fe Ag ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following contains high content of lead? Cooking gas Coal Low octane fuel High octane fuel Cooking gas Coal Low octane fuel High octane fuel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Chlorination Oxidation followed by settling and filtration Ion exchange process Lime soda process or manganese zeolite process Chlorination Oxidation followed by settling and filtration Ion exchange process Lime soda process or manganese zeolite process ANSWER DOWNLOAD EXAMIANS APP
Chemistry Find the odd one: Slaked lime Marble Limestone Chalk Slaked lime Marble Limestone Chalk ANSWER DOWNLOAD EXAMIANS APP
Chemistry The two metal ions that cause hardness to water are: Sodium, Calcium Sodium, Potassium Calcium, Magnesium Sodium, Magnesium Sodium, Calcium Sodium, Potassium Calcium, Magnesium Sodium, Magnesium ANSWER DOWNLOAD EXAMIANS APP