Chemistry In which of the following states maximum iron ore is found ? FeS2 Fe3O4 Fe2O3 FeCO3 FeS2 Fe3O4 Fe2O3 FeCO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not coal variety? Dolomite Bituminous Lignite Peat Dolomite Bituminous Lignite Peat ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mercury is emitted into air by Coal fire Steam engine Burning garbage Burning coal Coal fire Steam engine Burning garbage Burning coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water in nature is River water Sea water Lake water Rain water River water Sea water Lake water Rain water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The product, 9-nitroanthracene is obtained from anthracene by the action of Nitric acid and acetic anhydride Nitric acid and acetic acid Nitric acid and ethyl alcohol Nitric acid in excess Nitric acid and acetic anhydride Nitric acid and acetic acid Nitric acid and ethyl alcohol Nitric acid in excess ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS