Chemistry Which is the purest commercial form of iron ? Steel Pig iron Stainless steel Wrought iron Steel Pig iron Stainless steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry An element of atomic no. 29 belongs to D-block S-block F-block P-block D-block S-block F-block P-block ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that usually causes explosions in coal mines is Hydrogen Carbon monoxide Air Methane Hydrogen Carbon monoxide Air Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Now-a-days yellow lamps are frequently used as street lights. Which of the following gases is used in these lamps ? Nitrogen Neon Hydrogen Sodium Nitrogen Neon Hydrogen Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the mass percentage of oxygen in carbon dioxide (CO2) 0.509 0.727 0.305 0.658 0.509 0.727 0.305 0.658 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Find the odd one: Chalk Limestone Slaked lime Marble Chalk Limestone Slaked lime Marble ANSWER DOWNLOAD EXAMIANS APP
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