Chemistry Which one of the following organic compound is used to remove stains of iron compounds? Benzoic acid Oxalic acid Cinnamic acid Phthalic acid Benzoic acid Oxalic acid Cinnamic acid Phthalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry In silvery paints, the main constituent present is Lead powder White lead Silver powder Aluminium powder Lead powder White lead Silver powder Aluminium powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry The hardest form of carbon is diamond graphite coke charcoal diamond graphite coke charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Refrigerant 'FREON' is Calcium Tetra Fluoride Hydrofluosilicic Acid Fluorspar and Felspar Difluoro Dichloro Methane Calcium Tetra Fluoride Hydrofluosilicic Acid Fluorspar and Felspar Difluoro Dichloro Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry High concentration hydrocarbon pollutants in atmospheric air causes Respiratory diseases (e.g.asthma) Cancer Silicosis Reduced crop yield Respiratory diseases (e.g.asthma) Cancer Silicosis Reduced crop yield ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of Naphthalene is Coal-tar Charcoal Diesel Camphor Coal-tar Charcoal Diesel Camphor ANSWER DOWNLOAD EXAMIANS APP
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