Chemistry The process which does not evolve CO2 in air is Photosynthesis Breathing Burning Organic delay Photosynthesis Breathing Burning Organic delay ANSWER DOWNLOAD EXAMIANS APP
Chemistry Browning of paper in old books is caused by Collection of dust Oxidation of cellulose Lack of aeration Frequent use Collection of dust Oxidation of cellulose Lack of aeration Frequent use ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a lubricant in heavy machines? Phosphorus Bauxite Sulphur Graphite Phosphorus Bauxite Sulphur Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compound is used to remove stains of iron compounds? Cinnamic acid Phthalic acid Oxalic acid Benzoic acid Cinnamic acid Phthalic acid Oxalic acid Benzoic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The non-metal found in the liquid state is Nitrogen Bromine Chlorine Fluorine Nitrogen Bromine Chlorine Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Potassium Magnesium Beryllium Aluminium Potassium Magnesium Beryllium Aluminium ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS