Chemistry Which one of the following mineral does not contain oxygen ? Haematite Calcite Bauxite Cryolite Haematite Calcite Bauxite Cryolite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carbon footprint can be reduced by Using energy efficient appliances All of these Recycling waste materials Commuting by public transport Using energy efficient appliances All of these Recycling waste materials Commuting by public transport ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore which contains 72% of iron is : Haematite Siderite Limonite Magnetite Haematite Siderite Limonite Magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric bulbs are filled with : Nitrogen Argon Oxygen Carbon dioxide Nitrogen Argon Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry If lime water is kept in the air, it turns milky due to presence of : Oxygen Carbondioxide Sulphurdioxide Nitrogen Oxygen Carbondioxide Sulphurdioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide bleaches colouring matter by : Decomposition Reduction Dehydration Oxidation Decomposition Reduction Dehydration Oxidation ANSWER DOWNLOAD EXAMIANS APP