Chemistry The most commonly used chemicals in the artificial rainmaking or cloud seeding are Dry Ice (Frozen CO2) Sodium Chloride (NaCl) Silver Iodide (Ag I) All of these Dry Ice (Frozen CO2) Sodium Chloride (NaCl) Silver Iodide (Ag I) All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to 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 The low ionisation energy of sodium The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Limestone is a raw material used by which industry? Cement Fertilizers Aluminium Petrochemicals Cement Fertilizers Aluminium Petrochemicals ANSWER DOWNLOAD EXAMIANS APP
Chemistry Plastic is a type of Acrylic Polyester Polymer None of these Acrylic Polyester Polymer None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Organic compounds are Interstitial compounds Co-ordination compounds Covalent compounds Ionic compounds Interstitial compounds Co-ordination compounds Covalent compounds Ionic compounds ANSWER DOWNLOAD EXAMIANS APP
Chemistry Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process : Hydrolysis Oxidation Ozonolysis Hydrogenation Hydrolysis Oxidation Ozonolysis Hydrogenation ANSWER DOWNLOAD EXAMIANS APP