Chemistry Photo chemical smog is a resultant of the reaction among NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight CO, CO2 and NO2at low temperature High concentration of NO2, O3, and CO in the evening CO, O2 and peroxy acetyl nitrate in the presence of Sunlight NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight CO, CO2 and NO2at low temperature High concentration of NO2, O3, and CO in the evening CO, O2 and peroxy acetyl nitrate in the presence of Sunlight ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'laughing gas' is Nitrous oxide Nitrogen dioxide Nitric oxide Nitrogen pentoxide Nitrous oxide Nitrogen dioxide Nitric oxide Nitrogen pentoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement containing excess amount of lime Is quick setting Cracks during setting Is slow setting Becomes more strong Is quick setting Cracks during setting Is slow setting Becomes more strong ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Sodium Benzoate Picric acid Glycerine Sodium Chloride Sodium Benzoate Picric acid Glycerine Sodium Chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one element from below list is liquid at room temperature Zinc Argon Bromine Lead Zinc Argon Bromine Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which method will be employed to test the hardness of water? Distillation None of these Formation of lather with soap Boiling Distillation None of these Formation of lather with soap Boiling ANSWER DOWNLOAD EXAMIANS APP
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