Chemistry Which of the following has pH value 7? Sodium Carbonate HCl H2SO4 Pure Water Sodium Carbonate HCl H2SO4 Pure Water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical formula of the laughing gas is NO NO2 N2O N2O3 NO NO2 N2O N2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that usually causes explosions in coal mines is Methane Air Carbon monoxide Hydrogen Methane Air Carbon monoxide Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ? Ethane Butane Propane Methane Ethane Butane Propane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Charcoal is used in water treatment as a/an Coagulant Adsorbent Absorbent Solvent Coagulant Adsorbent Absorbent Solvent ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a spoon is to be electroplated with nickel the spoon is Made anode and a pure nickel rod, the cathode Coated with nickel sulphate and dried Made cathode and a pure nickel red, the anode Dipped in a nickel sulphate solution Made anode and a pure nickel rod, the cathode Coated with nickel sulphate and dried Made cathode and a pure nickel red, the anode Dipped in a nickel sulphate solution ANSWER DOWNLOAD EXAMIANS APP