Chemistry Who developed the model of atomic structure ? Alfred Nobel Bohr and Rutherford Volta Faraday Alfred Nobel Bohr and Rutherford Volta Faraday ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following was used as a chemical weapon in the first world war ? Water gas Mustard gas Hydrogen cyanide Carbon monoxide Water gas Mustard gas Hydrogen cyanide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicone is a polymer of Tetraalkyl silane Silicon tetrachloride Silane Dialkyl dichloro silane Tetraalkyl silane Silicon tetrachloride Silane Dialkyl dichloro silane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder metal is an alloy of Lead and tin Copper and zinc Copper and tin Lead and antimony Lead and tin Copper and zinc Copper and tin Lead and antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry Phosphorus is kept in water because Its ignition temperature is very high Its critical temperature is low Its ignition temperature is very low Its critical temperature is high Its ignition temperature is very high Its critical temperature is low Its ignition temperature is very low Its critical temperature is high ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following compounds is commonly used as an antiseptic in mouthwashes and toothpastes ? Hydrogen peroxide Sodium chloride Saltpetre Borax Hydrogen peroxide Sodium chloride Saltpetre Borax ANSWER DOWNLOAD EXAMIANS APP