Chemistry The purest form of Iron is : Pig iron Steel Cast iron Wrought iron Pig iron Steel Cast iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Exposure to mixtures of chemicals are greater than expected on the basis of effects of exposure to each chemical individually. This is known as Additives Independent Antagonism Synergism Additives Independent Antagonism Synergism ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements exhibits the greatest tendency to lose electrons ? Fluorine Oxygen Zinc Lithium Fluorine Oxygen Zinc Lithium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is not a green house gas ? CO2 Chlorofluorocarbons N2O CH4 CO2 Chlorofluorocarbons N2O CH4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas which turns into liquid at the lowest temperature among the following is Hydrogen Nitrogen Helium Oxygen Hydrogen Nitrogen Helium Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The addition of gypsum to portland cement helps in : Rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Preventing rapid setting of cement Rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Preventing rapid setting of cement ANSWER DOWNLOAD EXAMIANS APP
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