Chemistry Which of the following metals form an amalgam with other metals ? Lead Tin Mercury Zinc Lead Tin Mercury Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is usually a mixture of : Calcium aluminate and calcium ferrate Calcium silicate and calcium ferrate Lime stone and silicon dioxide Calcium silicate and calcium aluminate Calcium aluminate and calcium ferrate Calcium silicate and calcium ferrate Lime stone and silicon dioxide Calcium silicate and calcium aluminate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not soluble in water ? Sodium sulphate Potassium sulphate Lead Sulphate Zinc sulphate Sodium sulphate Potassium sulphate Lead Sulphate Zinc sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a lubricant in heavy machines? Bauxite Sulphur Graphite Phosphorus Bauxite Sulphur Graphite Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium is produced by the electrolysis of Molten sodium chloride Its cyanide complex Aqueous brine solution Molten sodium carbonate Molten sodium chloride Its cyanide complex Aqueous brine solution Molten sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The smog is essentially caused by the presence of O3 and N2 O2 and O3 O2 and N2 Oxides of N and S O3 and N2 O2 and O3 O2 and N2 Oxides of N and S ANSWER DOWNLOAD EXAMIANS APP
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