Chemistry Which one of the following metals does not react with water to produce Hydrogen ? Potassium Cadmium Sodium Lithium Potassium Cadmium Sodium Lithium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is Fe2O3 2Fe2O3. 3H2O FeCO3 Fe3O4 Fe2O3 2Fe2O3. 3H2O FeCO3 Fe3O4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the stratosphere is mainly caused by NO2 SO2 NO Chlorogluorocarbons NO2 SO2 NO Chlorogluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is very reactive and kept in kerosene? Potassium Iodine Bromine Sodium Potassium Iodine Bromine Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Methanoic and ethanoic acids can be distinguished by the action of SOCl2 NaHCO3 Tollen's reagent NaOH SOCl2 NaHCO3 Tollen's reagent NaOH ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is CO CO2 All of these O3 CO CO2 All of these O3 ANSWER DOWNLOAD EXAMIANS APP