Chemistry The metal ion present in Vitamin B12 is Iron Zinc Nickel Cobalt Iron Zinc Nickel Cobalt ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron rusts quickly in Rain water Sea water River water Distilled water Rain water Sea water River water Distilled water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of these acids is not organic in origin? Citric acid Oxalic acid Sulphuric acid Lactic acid Citric acid Oxalic acid Sulphuric acid Lactic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a solution of molten copper in Molten tin Molten zinc Gaseous zinc Solid zinc Molten tin Molten zinc Gaseous zinc Solid zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gold dissolves in Acetic acid Nitric acid Hydrochloric acid Aqua-regia Acetic acid Nitric acid Hydrochloric acid Aqua-regia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Element 106 was discovered by Rutherford Kurchatove Seaborg Lawrence Rutherford Kurchatove Seaborg Lawrence ANSWER DOWNLOAD EXAMIANS APP
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