Chemistry Main pollutants released from iron and steel industry are CO, CO2 and SO2 CO2, H2S and NO2 NO, SO3 and H2S CO2, NO2 and SO3 CO, CO2 and SO2 CO2, H2S and NO2 NO, SO3 and H2S CO2, NO2 and SO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a method of preparing oxygen? Electrolysis of water Decomposition of potassium permanganate Decomposition of manganese dioxide Fractional distillation of liquid air Electrolysis of water Decomposition of potassium permanganate Decomposition of manganese dioxide Fractional distillation of liquid air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Petroleum consists of a mixture of Carbides Hydrocarbons Carbonates Carbohydrates Carbides Hydrocarbons Carbonates Carbohydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Type metal used in printing press is an alloy of Lead and antimony Lead and bismuth Lead and copper Lead and zinc Lead and antimony Lead and bismuth Lead and copper Lead and zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'All the four quantum numbers of two electrons in an atom are not the same.' It is the law of – Hund's rule of maximum multiplicity Uncertainty Principle of Hiesenberg Avogadro's Law Exclusion Principle of Pauli Hund's rule of maximum multiplicity Uncertainty Principle of Hiesenberg Avogadro's Law Exclusion Principle of Pauli ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conversion of chemical energy into electrical energy occurs in Dynamo A battery Atomic bombs Electric heaters Dynamo A battery Atomic bombs Electric heaters ANSWER DOWNLOAD EXAMIANS APP