Chemical Process __________ is an ore concentrating metallurgical process involving a chemical change. Froth floatation Roasting Electromagnetic separation None of these Froth floatation Roasting Electromagnetic separation None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process White phosphorous is stored under water, because It is poisonous It does not react with water Its kindling temperature in dry air is very low It is unstable It is poisonous It does not react with water Its kindling temperature in dry air is very low It is unstable ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is used as a flux in the smelting of copper ore like chalcopyrite. Coke breeze Lime powder Dolomite Silica/quartz Coke breeze Lime powder Dolomite Silica/quartz ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Deaeration of water in its treatment is necessary, as it Helps in controlling its taste and odour None of these Minimises its corrosiveness Minimises its turbidity Helps in controlling its taste and odour None of these Minimises its corrosiveness Minimises its turbidity ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrodenation of vegetable oils is a/an __________ reaction. Homogenous Exothermic Endothermic Autocatalytic Homogenous Exothermic Endothermic Autocatalytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Vanillin is a type of Food preservative Anti-pyretic drug Flavour Dye Food preservative Anti-pyretic drug Flavour Dye ANSWER DOWNLOAD EXAMIANS APP
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