Chemistry Which of the following has pH value 7? H2SO4 Pure Water HCl Sodium Carbonate H2SO4 Pure Water HCl Sodium Carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of air is oxygen carbon dioxide nitrogen hydrogen oxygen carbon dioxide nitrogen hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder metal is an alloy of Copper and tin Copper and zinc Lead and tin Lead and antimony Copper and tin Copper and zinc Lead and tin Lead and antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry The green colour seen in firework displays is due to the chloride salt of : Calcium Sodium Strontium Barium Calcium Sodium Strontium Barium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fibres catches fire least ? Cotton Nylon Rayon Terricot Cotton Nylon Rayon Terricot ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Sodium Benzoate Picric acid Sodium Chloride Glycerine Sodium Benzoate Picric acid Sodium Chloride Glycerine ANSWER DOWNLOAD EXAMIANS APP
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