Chemistry The metallic constituents of hard water are : Iron, tin and calcium Calcium, magnesium and iron Magnesium, calcium and tin Magnesium, tin and iron Iron, tin and calcium Calcium, magnesium and iron Magnesium, calcium and tin Magnesium, tin and iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which halide is used in making sensitive emulsion on photograhic film? Silver iodide Sodium chloride Silver bromide Silver chloride Silver iodide Sodium chloride Silver bromide Silver chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the artificial ripening of fruits is Acetylene Ethane Butane Methane Acetylene Ethane Butane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water in nature is River water Lake water Sea water Rain water River water Lake water Sea water Rain water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardest allotrope of carbon is Coke Diamond Lamp black Graphite Coke Diamond Lamp black Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Natural rubber is the polymer of : Ethylene Styrene Butadiene Isoprene Ethylene Styrene Butadiene Isoprene ANSWER DOWNLOAD EXAMIANS APP
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