Chemistry Which one of the following was used as a chemical weapon in the first world war ? Hydrogen cyanide Mustard gas Carbon monoxide Water gas Hydrogen cyanide Mustard gas Carbon monoxide Water gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following nonmetals shows allotropy in the liquid state? Bromine Carbon Sulphur Phosphorous Bromine Carbon Sulphur Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in dating archaeological findings ? 13H 92235U 818O 614C 13H 92235U 818O 614C ANSWER DOWNLOAD EXAMIANS APP
Chemistry The deterioration of a metal by an electrochemical process is commonly termed as Corrosion Erosion Passivation Abrasion Corrosion Erosion Passivation Abrasion ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of common salt is Sodium Oxide Sodium Bicarbonate Sodium Sodium Chloride Sodium Oxide Sodium Bicarbonate Sodium Sodium Chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial nitric acid is coloured because it contains dissolved : Nitrogen dioxide Nitrous oxide Coloured impurities Oxygen Nitrogen dioxide Nitrous oxide Coloured impurities Oxygen ANSWER DOWNLOAD EXAMIANS APP
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