Chemistry Philosopher’s wool is chemically Calcium oxide Aluminium oxide Zinc oxide Magnesium oxide Calcium oxide Aluminium oxide Zinc oxide Magnesium oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium bicarbonate is commercially known as Washing soda Soda lime Caustic soda Baking soda Washing soda Soda lime Caustic soda Baking soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry The charcoal used to decolourise brown sugar solution is Animal charcoal Sugar charcoal Wood charcoal Coconut charcoal Animal charcoal Sugar charcoal Wood charcoal Coconut charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of a nucleus is the sum of the number of protons and neutrons present in the nucleus always more than the atomic weight a fraction always less than its atomic number the sum of the number of protons and neutrons present in the nucleus always more than the atomic weight a fraction always less than its atomic number ANSWER DOWNLOAD EXAMIANS APP
Chemistry In silvery paints, the main constituent present is Aluminium powder Silver powder White lead Lead powder Aluminium powder Silver powder White lead Lead powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Plaster of Paris' is made by partial dehydration of Blue vitriol Green vitriol Epsom salt Gypsum salt Blue vitriol Green vitriol Epsom salt Gypsum salt ANSWER DOWNLOAD EXAMIANS APP