Chemistry Gold dissolves in Nitric acid Acetic acid Hydrochloric acid Aqua-regia Nitric acid Acetic acid Hydrochloric acid Aqua-regia ANSWER DOWNLOAD EXAMIANS APP
Chemistry An acid having basicity one is Phosphoric acid Disodium hydrogen phosphate Sodium phosphate Sodium dihydrogen phosphate Phosphoric acid Disodium hydrogen phosphate Sodium phosphate Sodium dihydrogen phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Ozone gas Methane Carbon dioxide Carbon Monoxide Ozone gas Methane Carbon dioxide Carbon Monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Natural rubber is a polymer of Propene Vinyl acetate Isoprene Styrene Propene Vinyl acetate Isoprene Styrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry A substance which readily forms colloidal solution in contact with water is called Extrinsic colloid Hydrophobic colloid Hydrophilic colloid Associated colloid Extrinsic colloid Hydrophobic colloid Hydrophilic colloid Associated colloid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following vitamins is generally excreted by human in urine? Vitamin C Vitamin B None of these Vitamin D Vitamin C Vitamin B None of these Vitamin D ANSWER DOWNLOAD EXAMIANS APP
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