Chemistry In arc welding, Argon is used because of its Low reactivity with metal Ability to lower the melting point of the metal High calorific value High flammability Low reactivity with metal Ability to lower the melting point of the metal High calorific value High flammability ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcohol prepared by the distillation of wood is : Ethyl alcohol Propyl alcohol Glycerol Methyl alcohol Ethyl alcohol Propyl alcohol Glycerol Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Wood spirit is Ethyl alcohol Propyl alcohol Methyl alcohol Butyl alcohol Ethyl alcohol Propyl alcohol Methyl alcohol Butyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry When cathode rays strike a target of high atomic weight, they give rise to ?-rays ? and ? rays Positive rays X-rays ?-rays ? and ? rays Positive rays X-rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iodine can be separated from a mixture of Iodine and Potassium Chloride by Distillation Filtration Sublimation Sedimentation Distillation Filtration Sublimation Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of an atom is equal to the number of protons the number of nucleons the number of neutrons the number of protons and electrons the number of protons the number of nucleons the number of neutrons the number of protons and electrons ANSWER DOWNLOAD EXAMIANS APP