Chemistry Which one is a naturally occuring noble gas Argon Sodium Boron Potassium Argon Sodium Boron Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gold dissolves in Nitric acid Aqua-regia Acetic acid Hydrochloric acid Nitric acid Aqua-regia Acetic acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is made hard with Polymerisation Dehydration Hydration and dissociation of water Dissociation of water Polymerisation Dehydration Hydration and dissociation of water Dissociation of water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of common salt is Sodium Sodium Oxide Sodium Chloride Sodium Bicarbonate Sodium Sodium Oxide Sodium Chloride Sodium Bicarbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals is not a pollutant ? Aluminium Mercury Lead Arsenic Aluminium Mercury Lead Arsenic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following contains high content of lead? High octane fuel Cooking gas Low octane fuel Coal High octane fuel Cooking gas Low octane fuel Coal ANSWER DOWNLOAD EXAMIANS APP
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