Chemistry The lightest gas which is non-inflammable is Nitrogen Hydrogen Oxygen Helium Nitrogen Hydrogen Oxygen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following molecules has a bond order of 2.5 NO CO HCL F2 NO CO HCL F2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the most common salt in sea water ? Sodium chloride Potassium chloride Magnesium sulphate Calcium carbonate Sodium chloride Potassium chloride Magnesium sulphate Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following forms of phosphorus is most reactive? White phosphorus Violet phosphorus Red phosphorus Black phosphorus White phosphorus Violet phosphorus Red phosphorus Black phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcoholic (– OH) group can be identified by : Esterification Test Ozonolysis Reaction Tollen's Reagent Test FeCl3Test Esterification Test Ozonolysis Reaction Tollen's Reagent Test FeCl3Test ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore magnetite consists of FeCO3 Fe3OH4 Fe2O3 3Fe2O3 .. 3H2O FeCO3 Fe3OH4 Fe2O3 3Fe2O3 .. 3H2O ANSWER DOWNLOAD EXAMIANS APP