Chemistry Silicon is used in All of these Solar energy devices Transistors Semiconductors All of these Solar energy devices Transistors Semiconductors ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is present under pressure in soft drinks? Nitrous oxide Nitrogen Oxygen Carbon dioxide Nitrous oxide Nitrogen Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a renewable source of energy ? Geothermal powder Uranium Natural gas Coal Geothermal powder Uranium Natural gas Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry An atom of an element has atomic number 17 and mass number 36. The number of neutrons in its nucleus is 19 17 36 53 19 17 36 53 ANSWER DOWNLOAD EXAMIANS APP
Chemistry One property of ammonia is Its aqueous solution turns red litmus blue It is a odourless gas It is a yellowish gas It is insoluble in water Its aqueous solution turns red litmus blue It is a odourless gas It is a yellowish gas It is insoluble in water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mark the compound which possess ionic, covalent and coordinate bonds. SO2 NH4Cl H2O SO3 SO2 NH4Cl H2O SO3 ANSWER DOWNLOAD EXAMIANS APP
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