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