Chemistry Which one of the following elements exhibits the greatest tendency to lose electrons ? Oxygen Fluorine Zinc Lithium Oxygen Fluorine Zinc Lithium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of carbon in cost iron is : 0.5 to 1.5 6 to 8 0.01 to 0.25 3 to 5 0.5 to 1.5 6 to 8 0.01 to 0.25 3 to 5 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Persons working in cement plants and lime stone quarries are prone to disease like Pneumoconiosis Asthma Cancer Silicosis Pneumoconiosis Asthma Cancer Silicosis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ferrous sulphate is used in water treatment as a/an Reducing agent Adsorbent Oxidizing agent Coagulant aid Reducing agent Adsorbent Oxidizing agent Coagulant aid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water is not effective in extinguishing a fire caused by petrol because Water and petrol are miscible with each other Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol react chemically The flame is too hot for water to cool it down Water and petrol are miscible with each other Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol react chemically The flame is too hot for water to cool it down ANSWER DOWNLOAD EXAMIANS APP
Chemistry The deterioration of a metal by an electrochemical process is commonly termed as Passivation Corrosion Erosion Abrasion Passivation Corrosion Erosion Abrasion ANSWER DOWNLOAD EXAMIANS APP