Chemistry Now-a-days yellow lamps are frequently used as street lights. Which of the following gases is used in these lamps ? Nitrogen Neon Hydrogen Sodium Nitrogen Neon Hydrogen Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is usually not an air-pollutant? Sulphur dioxide Nitrous oxide Carbon dioxide Hydrocarbons Sulphur dioxide Nitrous oxide Carbon dioxide Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a natural source of hydrocarbon? Coal Natural Gas Mica Petroleum Coal Natural Gas Mica Petroleum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is heaviest naturally-occurring element of the periodic element Thorium Rhodium Iron Uranium Thorium Rhodium Iron Uranium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas liberated in the Bhopal gas tragedy was: Methyl isocynate Pheynl isocynate Ethylene Acetylene Methyl isocynate Pheynl isocynate Ethylene Acetylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lustre of the metals is because of High density, due to closed packing of atoms Absorption of light due to the presence of cavities Reflection of light due to the presence of free electrons High polish High density, due to closed packing of atoms Absorption of light due to the presence of cavities Reflection of light due to the presence of free electrons High polish ANSWER DOWNLOAD EXAMIANS APP
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