Chemistry Which among the following metals provides amphoteric oxide ? Sodium Calcium Aluminium Silver Sodium Calcium Aluminium Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Impure camphor is purified by Sublimation Fractional crystallisation Fractional distillation Steam distillation Sublimation Fractional crystallisation Fractional distillation Steam distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron filings can be separated from a heterogenous mixture using the technique of : Magnetization Sublimation Evaporation Sedimentation Magnetization Sublimation Evaporation 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 Helium Argon Krypton Neon Helium Argon Krypton Neon ANSWER DOWNLOAD EXAMIANS APP
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