Chemistry Impure camphor is purified by Fractional crystallisation Steam distillation Fractional distillation Sublimation Fractional crystallisation Steam distillation Fractional distillation Sublimation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atomic number is the number equal to Protons Electrons Neutrons None of these Protons Electrons Neutrons None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of an atom consists of electrons and neutrons electrons and protons All of these protons and neutrons electrons and neutrons electrons and protons All of these protons and neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the most reactive gaseous element Bromine Flourine Chlorine Iodine Bromine Flourine Chlorine Iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial ripening of green fruit is ethylene carbon dioxide ethane acetylene ethylene carbon dioxide ethane acetylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Bhopal tragedy was caused by the gas Carbon monoxide Phosgene Methyl isocyanate Chlorine Carbon monoxide Phosgene Methyl isocyanate Chlorine ANSWER DOWNLOAD EXAMIANS APP
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