Chemistry In which of the following states maximum iron ore is found ? FeCO3 Fe2O3 FeS2 Fe3O4 FeCO3 Fe2O3 FeS2 Fe3O4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry One property of ammonia is It is a odourless gas Its aqueous solution turns red litmus blue It is insoluble in water It is a yellowish gas It is a odourless gas Its aqueous solution turns red litmus blue It is insoluble in water It is a yellowish gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy siate, they emit light, which we can observe in Fluorescence Emission spectra Raman spectra Absorption spectra Fluorescence Emission spectra Raman spectra Absorption spectra ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a natural dye ? Alizarin Aniline blue Phenolphthalein Crystal violet Alizarin Aniline blue Phenolphthalein Crystal violet ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcohol prepared by the distillation of wood is : Propyl alcohol Methyl alcohol Ethyl alcohol Glycerol Propyl alcohol Methyl alcohol Ethyl alcohol Glycerol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The method of concentrating the ore which makes use of the difference in density between ore and impurities is called levigation liquation leaching magnetic separation levigation liquation leaching magnetic separation ANSWER DOWNLOAD EXAMIANS APP