Chemistry 1 carat of diamond is equal to 100 mg 100 g 200 mg 200 g 100 mg 100 g 200 mg 200 g ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element which is used for vulcanizing rubber Silicon Phosphorus Bromine Sulphur Silicon Phosphorus Bromine Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry A substance which readily forms colloidal solution in contact with water is called Hydrophilic colloid Associated colloid Hydrophobic colloid Extrinsic colloid Hydrophilic colloid Associated colloid Hydrophobic colloid Extrinsic colloid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of lead is Siderite Magnetite Galena Pyrolusite Siderite Magnetite Galena Pyrolusite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element with highest first ionisation energy is Helium Sodium Lithium Hydrogen Helium Sodium Lithium Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to The low ionisation energy of sodium The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum sublimation of sodium to emit yellow colour Its ability to absorb all other colours except yellow The low ionisation energy of sodium The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum sublimation of sodium to emit yellow colour Its ability to absorb all other colours except yellow ANSWER DOWNLOAD EXAMIANS APP