Chemistry Quartz is a crystalline form of Silica Limestone Alumina Glass Silica Limestone Alumina Glass ANSWER DOWNLOAD EXAMIANS APP
Chemistry The green colour seen in firework displays is due to the chloride salt of : Calcium Barium Strontium Sodium Calcium Barium Strontium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of lead is Pyrolusite Magnetite Galena Siderite Pyrolusite Magnetite Galena Siderite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following type of coal has the lowest proportion of volatile matter ? Lignite Bituminous Peat Anthracite Lignite Bituminous Peat Anthracite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The tip of the match-stick contains Phosphorus pentoxide White phosphorus Red phosphorus Phosphorus trichloride Phosphorus pentoxide White phosphorus Red phosphorus Phosphorus trichloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Ammonia Nitrates Amino acids Nitrogenase Ammonia Nitrates Amino acids Nitrogenase ANSWER DOWNLOAD EXAMIANS APP
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