Chemistry Magnetite is Fe3O4 2Fe2O3. 3H2O FeCO3 Fe2O3 Fe3O4 2Fe2O3. 3H2O FeCO3 Fe2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry When cathode rays strike a target of high atomic weight, they give rise to ?-rays Positive rays ? and ? rays X-rays ?-rays Positive rays ? and ? rays X-rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Hypo' commonly used in photography is Silver iodide Silver nitrate Sodium thiosulphate Sodium nitrate Silver iodide Silver nitrate Sodium thiosulphate Sodium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the purest form of iron? Wrought iron Steel Pig iron Cast iron Wrought iron Steel Pig iron Cast iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is a soluble salt in H2O CaCl2 PbCl2 Zn(OH)2 CuS CaCl2 PbCl2 Zn(OH)2 CuS ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fuels causes minimum environmental pollution? Hydrogen Diesel Kerosene Coal Hydrogen Diesel Kerosene Coal ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS