Chemistry Now-a-days yellow lamps are frequently used as street lights. Which of the following gases is used in these lamps ? Nitrogen Sodium Neon Hydrogen Nitrogen Sodium Neon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the maximum Water Vapour content in the atmosphere? 5 to 6 per cent 2 to 3 per cent 4 to 5 per cent 3 to 4 per cent 5 to 6 per cent 2 to 3 per cent 4 to 5 per cent 3 to 4 per cent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a preservative to protect processed food? BHT Saccharin Sodium sulphate Sodium metabisulphite BHT Saccharin Sodium sulphate Sodium metabisulphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a renewable source of energy ? Natural gas Geothermal powder Coal Uranium Natural gas Geothermal powder Coal Uranium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial ripening of green fruit is ethylene carbon dioxide ethane acetylene ethylene carbon dioxide ethane acetylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicle which causes air pollution is Methane Carbon Monoxide Carbon dioxide Ozone gas Methane Carbon Monoxide Carbon dioxide Ozone gas ANSWER DOWNLOAD EXAMIANS APP
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