Chemistry Supersonic jet causes pollution by thinning of CO2 layer SO2 layer O3 layer O 2 layer CO2 layer SO2 layer O3 layer O 2 layer ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element with highest first ionisation energy is Helium Sodium Lithium Hydrogen Helium Sodium Lithium Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the highest quality of hard coal? Anthracite Peat Lignite Bituminous Anthracite Peat Lignite Bituminous ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who developed Hydrogen Bomb? J. Robert Oppen Heimer Wernher Von Braun Edward Teller Samuel Cohen J. Robert Oppen Heimer Wernher Von Braun Edward Teller Samuel Cohen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aspirin is Phenyl Salicilate Methyl Salicilate Acetyl Salicilic acid Methoxy benzoic acid Phenyl Salicilate Methyl Salicilate Acetyl Salicilic acid Methoxy benzoic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Most commonly used bleaching agent is Sodium chloride Chlorine Carbon dioxide Alcohol Sodium chloride Chlorine Carbon dioxide Alcohol ANSWER DOWNLOAD EXAMIANS APP