Chemistry Iron is extracted from Bauxite Haematite Cinnabar Dolomite Bauxite Haematite Cinnabar Dolomite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two electrons in an orbital are differentiated by which of the following ? Principal quantum number Spin quantum number Magnetic quantum number Azimuthal quantum number Principal quantum number Spin quantum number Magnetic quantum number Azimuthal quantum number ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following substances all carbon atoms are quaternary in nature ? Teflon Diamond Graphite Napthalene Teflon Diamond Graphite Napthalene ANSWER DOWNLOAD EXAMIANS APP
Chemistry In upper layer of atmosphere ozone is formed by The action of nitrogen on oxygen in atmosphere The action of ultraviolet rays on oxygen Subjecting oxygen to high pressure The combination of oxygen molecules The action of nitrogen on oxygen in atmosphere The action of ultraviolet rays on oxygen Subjecting oxygen to high pressure The combination of oxygen molecules ANSWER DOWNLOAD EXAMIANS APP
Chemistry Soap helps in better cleaning of clothes because It absorbs the dirt It reduces the surface tension of solution It gives strength to solution Soap acts like catalyst It absorbs the dirt It reduces the surface tension of solution It gives strength to solution Soap acts like catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemistry Substance used as an anti freeze in radiators of automobiles is : Ethyl alcohol Methyl alcohol and H2O Methyl alcohol Ethyl alcohol and H2O Ethyl alcohol Methyl alcohol and H2O Methyl alcohol Ethyl alcohol and H2O ANSWER DOWNLOAD EXAMIANS APP