Chemistry In upper layer of atmosphere ozone is formed by Subjecting oxygen to high pressure The combination of oxygen molecules The action of nitrogen on oxygen in atmosphere The action of ultraviolet rays on oxygen Subjecting oxygen to high pressure The combination of oxygen molecules The action of nitrogen on oxygen in atmosphere The action of ultraviolet rays on oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is used in gas balloons instead of hydrogen gas because it is Lighter than hydrogen More abundant than hydrogen Non-combustible More stable Lighter than hydrogen More abundant than hydrogen Non-combustible More stable ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aspirin is common name of Methyl Salicylate Salicylic Acid Acetyl Salicylic Acid Salicylate Methyl Salicylate Salicylic Acid Acetyl Salicylic Acid Salicylate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commonly used antiseptic 'Dettol' is a mixture of O-chlorophenoxylenol + terepineol Chloroxylenol + terepineol Phenol + terepineol O-cresol + terepineol O-chlorophenoxylenol + terepineol Chloroxylenol + terepineol Phenol + terepineol O-cresol + terepineol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compounds has fruity smell? Ether Alcohol Ester Aldehyde Ether Alcohol Ester Aldehyde ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH value between 6.5-7.5 makes the soil Basic Neutral Acidic None of these Basic Neutral Acidic None of these ANSWER DOWNLOAD EXAMIANS APP
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