Chemistry The most abundant element is Silicon Calcium Nitrogen Oxygen Silicon Calcium Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source for the production of nitrogeneous fertilizers is : Nitrogen dioxide Nitrogen Nitric acid Ammonia Nitrogen dioxide Nitrogen Nitric acid Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not present in German-silver? Zinc Nickel Silver Copper Zinc Nickel Silver Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron filings can be separated from a heterogenous mixture using the technique of : Evaporation Magnetization Sedimentation Sublimation Evaporation Magnetization Sedimentation Sublimation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of these acids is not organic in origin? Citric acid Oxalic acid Lactic acid Sulphuric acid Citric acid Oxalic acid Lactic acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is used in photography ? Aluminium hydroxide Sodium chloride Potassium nitrate Silver bromide Aluminium hydroxide Sodium chloride Potassium nitrate Silver bromide ANSWER DOWNLOAD EXAMIANS APP
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