Chemistry Which of the following can be found as pollutants in the drinking water in some parts of India? Select the correct answer using the code given below.(A) Arsenic (B) Sorbitol (C) Fluoride (D) Formaldehyde (E) Uranium A, B, C, D and E A, C and E B, D and E A and C A, B, C, D and E A, C and E B, D and E A and C ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a natural polymer? Nylon Bakelite Starch Polythene Nylon Bakelite Starch Polythene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following substance's smell is similar to Ethanoic acid? Vinegar Tomato juice Kerosene Lemon Vinegar Tomato juice Kerosene Lemon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a commercial source of energy? Natural gas Dried dung Agricultural waste Sun Natural gas Dried dung Agricultural waste Sun ANSWER DOWNLOAD EXAMIANS APP
Chemistry Why is water not suitable for putting out a petrol fire ? Petrol is too inflammable to be extinguished by water The heat required for combustion of petrol is very low The oxygen content of water is isolated by petrol and thus it helps in burning Water, being heavy, slips below petrol which thus remains in contact with air and burns Petrol is too inflammable to be extinguished by water The heat required for combustion of petrol is very low The oxygen content of water is isolated by petrol and thus it helps in burning Water, being heavy, slips below petrol which thus remains in contact with air and burns ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of aluminium is bauxite magnetite haematite monazite bauxite magnetite haematite monazite ANSWER DOWNLOAD EXAMIANS APP