Chemistry CNG used in automobiles to check pollution, mainly consists of CH4 H2 CO2 N2 CH4 H2 CO2 N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fundamental particles present in the nucleus of an atom are Neutron, positron Neutron, electron Proton, neutron Electron, proton Neutron, positron Neutron, electron Proton, neutron Electron, proton ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by a man was Brass Silver Bronze Copper Brass Silver Bronze Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Hypo' commonly used in photography is Sodium nitrate Sodium thiosulphate Silver nitrate Silver iodide Sodium nitrate Sodium thiosulphate Silver nitrate Silver iodide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The monomer of polythene is ethyl alcohol None of these ethylene vinyl chloride ethyl alcohol None of these ethylene vinyl chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of these acids is not organic in origin? Citric acid Sulphuric acid Lactic acid Oxalic acid Citric acid Sulphuric acid Lactic acid Oxalic acid ANSWER DOWNLOAD EXAMIANS APP
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