Chemistry Silicon is used in Transistors All of these Semiconductors Solar energy devices Transistors All of these Semiconductors Solar energy devices ANSWER DOWNLOAD EXAMIANS APP
Chemistry By-product obtained by soap industry is Glycerol Caustic potash Naphthalene Caustic soda Glycerol Caustic potash Naphthalene Caustic soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who is known as the 'father of modern chemistry' John Dalton Antoine Lavoisier Robert Boyle Democritus John Dalton Antoine Lavoisier Robert Boyle Democritus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in making smoke bombs? Hydrogen Sulphur Carbon Phosphorus Hydrogen Sulphur Carbon Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Element 106 was discovered by Kurchatove Lawrence Rutherford Seaborg Kurchatove Lawrence Rutherford Seaborg ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water in nature is River water Lake water Sea water Rain water River water Lake water Sea water Rain water ANSWER DOWNLOAD EXAMIANS APP
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