Chemistry Which of the following is not an addition polymer Polythene Polystyrene Nylon PVC Polythene Polystyrene Nylon PVC ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of waves in n x 10th Bohr's orbit are n3 n n-2 n2 n3 n n-2 n2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Nitrogen Helium Carbon dioxide Sulphur dioxide Nitrogen Helium Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Combustion of a candle is a/an Endothermic reaction Exothermic reaction Physical change Photochemical reaction Endothermic reaction Exothermic reaction Physical change Photochemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coating of a thin layer of zinc on steel or iron objects is known as Electroplating Tinning Hot dipping Galvanising Electroplating Tinning Hot dipping Galvanising ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas is used for converting vegetable oils into saturated fats ? SO2 O2 Cl2 H2 SO2 O2 Cl2 H2 ANSWER DOWNLOAD EXAMIANS APP
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