Chemistry Which of the following does the Nucleus of an atom consist of? Electrons Protons and electrons Protons and neutrons Protons Electrons Protons and electrons Protons and neutrons Protons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas causing acid rain in an industrial area is Sulphur dioxide Carbon dioxide Methane Carbon monoxide Sulphur dioxide Carbon dioxide Methane Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is most toxic ? Sulphur dioxide Chlorine Carbon dioxide Carbon monoxide Sulphur dioxide Chlorine Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most reactive among the halogens is Chlorine Iodine Bromine Fluorine Chlorine Iodine Bromine Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Plaster of Paris' is made by partial dehydration of Gypsum salt Epsom salt Blue vitriol Green vitriol Gypsum salt Epsom salt Blue vitriol Green vitriol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Browning of paper in old books is caused by Lack of aeration Oxidation of cellulose Collection of dust Frequent use Lack of aeration Oxidation of cellulose Collection of dust Frequent use ANSWER DOWNLOAD EXAMIANS APP
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