Chemistry Which among the following metals provides amphoteric oxide ? Calcium Aluminium Sodium Silver Calcium Aluminium Sodium 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 : Sedimentation Sublimation Evaporation Magnetization Sedimentation Sublimation Evaporation Magnetization ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric bulbs are filled with : Carbon dioxide Oxygen Argon Nitrogen Carbon dioxide Oxygen Argon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant inert gas in the atmosphere is Neon Argon Helium Krypton Neon Argon Helium Krypton ANSWER DOWNLOAD EXAMIANS APP
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