Chemistry 'Plaster of Paris' is made by partial dehydration of Epsom salt Gypsum salt Green vitriol Blue vitriol Epsom salt Gypsum salt Green vitriol Blue vitriol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is extensively used for sterilizing water ? Borax powder Soda powder Alum Bleaching powder Borax powder Soda powder Alum Bleaching powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most common cause of pollution of air is Sulphur dioxide Smoke Carbon dioxide Carbon monoxide Sulphur dioxide Smoke Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Type metal used in printing press is an alloy of Lead and zinc Lead and bismuth Lead and copper Lead and antimony Lead and zinc Lead and bismuth Lead and copper Lead and antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry By which organic compound all the oils are known ? Carbohydrate Hydrocarbon Ester Protein Carbohydrate Hydrocarbon Ester Protein ANSWER DOWNLOAD EXAMIANS APP
Chemistry What particles move around the nucleus of an atom and are negatively charged? Neutrons Protons Electrons Positrons Neutrons Protons Electrons Positrons ANSWER DOWNLOAD EXAMIANS APP
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