Chemistry Carbon monoxide is an inflammable gas. Which one of the following is also inflammable? Hydrogen Oxygen Nitrogen Helium Hydrogen Oxygen Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant metal in the Earth’s crust is Iron Zinc Copper Aluminium Iron Zinc Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemically ‘Quick Silver is known as Silver Copper Aluminium Mercury Silver Copper Aluminium Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicon is used in All of these Semiconductors Transistors Solar energy devices All of these Semiconductors Transistors Solar energy devices ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to Its ability to absorb all other colours except yellow The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum The low ionisation energy of sodium sublimation of sodium to emit yellow colour Its ability to absorb all other colours except yellow The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum The low ionisation energy of sodium sublimation of sodium to emit yellow colour ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the simplest aromatic hydrocarbon Aspirin Benzene Picric acid Chloride Aspirin Benzene Picric acid Chloride ANSWER DOWNLOAD EXAMIANS APP
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