Chemistry The chemical used in developing photographic films is Hydroquinone Hypo Silver bromide Sodium sulphate Hydroquinone Hypo Silver bromide Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of Cobalt in Vitamin B12 was established for the first time by Sodium Nitroprusside test Borax-Bead test Hydrolysis test Spectroscopy Sodium Nitroprusside test Borax-Bead test Hydrolysis test Spectroscopy ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of an atom is equal to the number of protons the number of protons and electrons the number of nucleons the number of neutrons the number of protons the number of protons and electrons the number of nucleons the number of neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The formula C6H5-CO-CH3 represents Phenyl acetate Acetone Acetic acid Acetophenone Phenyl acetate Acetone Acetic acid Acetophenone ANSWER DOWNLOAD EXAMIANS APP
Chemistry In arc welding, Argon is used because of its High flammability High calorific value Low reactivity with metal Ability to lower the melting point of the metal High flammability High calorific value Low reactivity with metal Ability to lower the melting point of the metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used chemicals in the artificial rainmaking or cloud seeding are Silver Iodide (Ag I) Dry Ice (Frozen CO2) All of these Sodium Chloride (NaCl) Silver Iodide (Ag I) Dry Ice (Frozen CO2) All of these Sodium Chloride (NaCl) ANSWER DOWNLOAD EXAMIANS APP