Chemistry Which of the following is used as a lubricant in heavy machines? Phosphorus Sulphur Graphite Bauxite Phosphorus Sulphur Graphite Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following compounds is commonly used as an antiseptic in mouthwashes and toothpastes ? Borax Hydrogen peroxide Sodium chloride Saltpetre Borax Hydrogen peroxide Sodium chloride Saltpetre ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea water is saltier than rain water because Sea beds have salt producing mines The air around the sea is saltish Rivers wash away salts from earth and pour them into the sea Sea animals are salt producing Sea beds have salt producing mines The air around the sea is saltish Rivers wash away salts from earth and pour them into the sea Sea animals are salt producing ANSWER DOWNLOAD EXAMIANS APP
Chemistry Terylene is a condensation polymer of ethylene glycol and which acid? Salicylic acid Benzoic Acid Phthalic acid Terephthalic acid Salicylic acid Benzoic Acid Phthalic acid Terephthalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The name of plastic polymer from which combs, toys, bowls etc., can be made, is Teflon Metallic polysulphides Polyurethane Polystyrene Teflon Metallic polysulphides Polyurethane Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a solution of molten copper in Gaseous zinc Solid zinc Molten tin Molten zinc Gaseous zinc Solid zinc Molten tin Molten zinc ANSWER DOWNLOAD EXAMIANS APP
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