Chemistry Which among the following is used as a catalyst in the production of high octane fuels? HCl H2SO4 HF HNO3 HCl H2SO4 HF HNO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymer obtained by the condensation of hexamethylene diamine and adipic acid is : Tollen's Terylene Bakelite Nylon 66 Tollen's Terylene Bakelite Nylon 66 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water is Tap water Ground water Rain water Distilled water Tap water Ground water Rain water Distilled water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by man was bronze iron copper gold bronze iron copper gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following alloy is used in making magnet ? Duralumin Alnico Magnalium Stainless steel Duralumin Alnico Magnalium Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used to restore the colour of old oilpaintings ? Sodium peroxide Ozone Hydrogen peroxide Barium peroxide Sodium peroxide Ozone Hydrogen peroxide Barium peroxide ANSWER DOWNLOAD EXAMIANS APP