Chemistry Vinegar is an aqueous solution of Acetic acid Oxalic acid Citric acid Hydrochloric acid Acetic acid Oxalic acid Citric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Bhopal tragedy was caused by the gas Phosgene Methyl isocyanate Carbon monoxide Chlorine Phosgene Methyl isocyanate Carbon monoxide Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in welding broken pieces of iron rails and machine parts? Aluminium powder Aluminium sulphate None of these Solder Aluminium powder Aluminium sulphate None of these Solder ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called : Galvanization Alloy formation Vulcanization Zinc plating Galvanization Alloy formation Vulcanization Zinc plating ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardest allotrope of carbon is Graphite Lamp black Coke Diamond Graphite Lamp black Coke Diamond ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a commercial source of energy? Firewood Natural Gas Coal Petroleum Firewood Natural Gas Coal Petroleum ANSWER DOWNLOAD EXAMIANS APP