Chemistry Which among the following metals provides amphoteric oxide ? Aluminium Calcium Sodium Silver Aluminium Calcium Sodium Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Impure camphor is purified by Steam distillation Sublimation Fractional distillation Fractional crystallisation Steam distillation Sublimation Fractional distillation Fractional crystallisation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron filings can be separated from a heterogenous mixture using the technique of : Sublimation Evaporation Magnetization Sedimentation Sublimation Evaporation Magnetization Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric bulbs are filled with : Nitrogen Argon Carbon dioxide Oxygen Nitrogen Argon Carbon dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant inert gas in the atmosphere is Neon Helium Argon Krypton Neon Helium Argon Krypton ANSWER DOWNLOAD EXAMIANS APP