Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Sulphur dioxide Chlorofluorocarbon Nitrous oxide Carbon dioxide Sulphur dioxide Chlorofluorocarbon Nitrous oxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric bulbs are filled with : Oxygen Argon Nitrogen Carbon dioxide Oxygen Argon Nitrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore which contains 72% of iron is : Magnetite Limonite Siderite Haematite Magnetite Limonite Siderite Haematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following contains high content of lead? Cooking gas High octane fuel Low octane fuel Coal Cooking gas High octane fuel Low octane fuel Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particles which are assumed to hold the nucleons together are positrons neutrons mesons electrons positrons neutrons mesons electrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nucleus of an atom consists of. Neutron Proton Proton and Neutron Electron, Proton and Neutron Neutron Proton Proton and Neutron Electron, Proton and Neutron ANSWER DOWNLOAD EXAMIANS APP
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