Chemistry Commercial nitric acid is coloured because it contains dissolved : Nitrous oxide Oxygen Nitrogen dioxide Coloured impurities Nitrous oxide Oxygen Nitrogen dioxide Coloured impurities ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal compound commonly found in Sindhoor or Kumkum is based on Zinc Lead Copper Tin Zinc Lead Copper Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a noble gas ? Neon Helium Argon Hydrogen Neon Helium Argon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacturing of iron from iron ore involves the process of Fractional distillation Oxidation Reduction Electrolysis Fractional distillation Oxidation Reduction Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of same element having different mass numbers are called________ Isobars Isotones Isotopes Isomers Isobars Isotones Isotopes Isomers ANSWER DOWNLOAD EXAMIANS APP