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