Chemistry Sodium vapour lamps glow with yellow colour. This is due to The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour The low ionisation energy of sodium The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour The low ionisation energy of sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry PVC is obtained by the polymerisation of Acetylene Vinyl chloride Styrene Propane Acetylene Vinyl chloride Styrene Propane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aspirin is Methoxy benzoic acid Acetyl Salicilic acid Methyl Salicilate Phenyl Salicilate Methoxy benzoic acid Acetyl Salicilic acid Methyl Salicilate Phenyl Salicilate ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the sewage is fully oxidized, the nitrogen is in the form of Nitramines Nitrates Ammonia Nitrites Nitramines Nitrates Ammonia Nitrites ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which amidst the following is not a gem stone ? Topaz Pearl Cat's-eye Opal Topaz Pearl Cat's-eye Opal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the heaviest metal among the following? Iron Copper Silver Gold Iron Copper Silver Gold ANSWER DOWNLOAD EXAMIANS APP
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