Chemistry The third shell of an atom can have a maximum of ______ electrons 18 21 13 15 18 21 13 15 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of elements in the Periodic table 112 127 118 115 112 127 118 115 ANSWER DOWNLOAD EXAMIANS APP
Chemistry A metal is exposed to the atmosphere for sometime. It becomes coated with green carbonate. The metal must be Copper Zinc Aluminium Silver Copper Zinc Aluminium Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Manganese Iron Copper Bauxite Manganese Iron Copper Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is Hydrogen Oxygen Carbon dioxide All of them Hydrogen Oxygen Carbon dioxide All of them ANSWER DOWNLOAD EXAMIANS APP
Chemistry Most commonly used bleaching agent is Chlorine Alcohol Carbon dioxide Sodium chloride Chlorine Alcohol Carbon dioxide Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS