Chemistry Which among the following metals provides amphoteric oxide ? Aluminium Sodium Silver Calcium Aluminium Sodium Silver Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Impure camphor is purified by Sublimation Fractional distillation Fractional crystallisation Steam distillation Sublimation Fractional distillation Fractional crystallisation 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 : Nitrogen Argon Carbon dioxide Oxygen Nitrogen Argon Carbon dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant inert gas in the atmosphere is Krypton Helium Neon Argon Krypton Helium Neon Argon ANSWER DOWNLOAD EXAMIANS APP
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