Chemistry Alum is used as An analgesic A purifier for water A disinfectant A fertilizer An analgesic A purifier for water A disinfectant A fertilizer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicon is a Insulator Semiconductor Conductor Nonconductor Insulator Semiconductor Conductor Nonconductor ANSWER DOWNLOAD EXAMIANS APP
Chemistry The elements with atomic numbers 9, 17, 35, 53, 85 are all Noble gases Heavy metals Light metals Halogens Noble gases Heavy metals Light metals Halogens ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a solution of molten copper in Molten tin Solid zinc Molten zinc Gaseous zinc Molten tin Solid zinc Molten zinc Gaseous zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the artificial ripening of fruits is Methane Butane Ethane Acetylene Methane Butane Ethane Acetylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The oxidation number of nickel in K4[Ni(CN)4] is 8 Zero –4 4 8 Zero –4 4 ANSWER DOWNLOAD EXAMIANS APP