Chemistry What is the maximum Water Vapour content in the atmosphere? 4 to 5 per cent 5 to 6 per cent 3 to 4 per cent 2 to 3 per cent 4 to 5 per cent 5 to 6 per cent 3 to 4 per cent 2 to 3 per cent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Synthetic detergents are made from Sodium salt of benzene sulphonic acid Sodium stearate Sodium salt of benzene carboxylic acid Sodium palmitate Sodium salt of benzene sulphonic acid Sodium stearate Sodium salt of benzene carboxylic acid Sodium palmitate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 8, 8, 2 2, 6, 8, 4 2, 10, 8 2, 8, 10 2, 8, 8, 2 2, 6, 8, 4 2, 10, 8 2, 8, 10 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Ozone gas Methane Carbon Monoxide Carbon dioxide Ozone gas Methane Carbon Monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Ethane Carbon dioxide Chloro fluoro carbon Sulphur dioxide Ethane Carbon dioxide Chloro fluoro carbon Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a chemical reaction'? Burning of coal Conversion of water into steam Digestion of food Burning of paper Burning of coal Conversion of water into steam Digestion of food Burning of paper ANSWER DOWNLOAD EXAMIANS APP
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