Chemistry Which of the following is a natural polymer? Bakelite Polythene Starch Nylon Bakelite Polythene Starch Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry For generation of biogas, the materials commonly used are Aquatic plants Forest residues Crop residues Animal wastes Aquatic plants Forest residues Crop residues Animal wastes ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following ions , the colour is not due to d-d transition ? [Ti(H2O)6]3+ [CoF6]3+ [Cu(NH3)4]2+ [CrO4]2− [Ti(H2O)6]3+ [CoF6]3+ [Cu(NH3)4]2+ [CrO4]2− ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water Magnesium Manganese None of these Calcium Magnesium Manganese None of these Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is not a pure form of carbon Diamond Coal Gold Graphite Diamond Coal Gold Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not present in German-silver? Silver Nickel Zinc Copper Silver Nickel Zinc Copper ANSWER DOWNLOAD EXAMIANS APP