Chemistry Which one of the following is used to restore the colour of old oilpaintings ? Barium peroxide Ozone Sodium peroxide Hydrogen peroxide Barium peroxide Ozone Sodium peroxide Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Methane Ozone gas Carbon Monoxide Carbon dioxide Methane Ozone gas Carbon Monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a micro-element ? Chlorine Oxygen Hydrogen Nitrogen Chlorine Oxygen Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of carbon monoxide is Fuel combustion Solid waste disposal Transportation Industrial process Fuel combustion Solid waste disposal Transportation Industrial process ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cloud is a colloidal dispersion of Air in a dispersion medium of water Mist in a dispersion medium of air Fog in a dispersion medium of water Water drops in a dispersion medium of air Air in a dispersion medium of water Mist in a dispersion medium of air Fog in a dispersion medium of water Water drops in a dispersion medium of air ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore which contains 72% of iron is : Haematite Siderite Magnetite Limonite Haematite Siderite Magnetite Limonite ANSWER DOWNLOAD EXAMIANS APP
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