Chemistry The iron ore which contains 72% of iron is : Magnetite Haematite Limonite Siderite Magnetite Haematite Limonite Siderite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the manufacture of vanaspati from vegetable oil is carbon dioxide nitrogen hydrogen oxygen carbon dioxide nitrogen hydrogen oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion in Ozone layer is caused by ________ . Carbon dioxide Chlorofluorocarbons Nitrous oxide Methane Carbon dioxide Chlorofluorocarbons Nitrous oxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the maximum Water Vapour content in the atmosphere? 5 to 6 per cent 4 to 5 per cent 2 to 3 per cent 3 to 4 per cent 5 to 6 per cent 4 to 5 per cent 2 to 3 per cent 3 to 4 per cent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is known as carbolic acid? Ethanol Phenol Oxalic acid Acetic acid Ethanol Phenol Oxalic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
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