Chemistry Which one is the most reactive halogen Bromine Fluorine Iodine Chlorine Bromine Fluorine Iodine Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs? Hydrogen Helium Methane Nitrogen Hydrogen Helium Methane Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of Iron is : Steel Cast iron Wrought iron Pig iron Steel Cast iron Wrought iron Pig iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galena is a mineral of Calcium Lead Iron Gold Calcium Lead Iron Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a drop of glycerol is added to crushed KMnO4 spread on a paper ? There is a crackling sound There is a violent explosion. The paper ignites There is no reaction. There is a crackling sound There is a violent explosion. The paper ignites There is no reaction. ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is not a primary greenhouse gases in the Earth's atmosphere Carbon dioxide Methane Nitrogen Ozone Carbon dioxide Methane Nitrogen Ozone ANSWER DOWNLOAD EXAMIANS APP
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