Chemistry Which of the process is known as nitrification? Conversion of nitrite to nitric oxide Conversion of ammonia to nitrites Reaction of nitrogen dioxide with water to form nitric acid Reaction of Nitrogen Monoxide with oxygen to form nitric acid Conversion of nitrite to nitric oxide Conversion of ammonia to nitrites Reaction of nitrogen dioxide with water to form nitric acid Reaction of Nitrogen Monoxide with oxygen to form nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The wire of flash bulb is made of: Magnesium Copper Silver Barium Magnesium Copper Silver Barium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the lightest element in the periodic table Oxygen Hydrogen Carbon Helium Oxygen Hydrogen Carbon Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, carbonate ore of Zinc is Calamine Zincite Sphalerite Zincblende Calamine Zincite Sphalerite Zincblende ANSWER DOWNLOAD EXAMIANS APP
Chemistry When there are two electrons in the same orbital, they have: No spin Opposite spin Same spin Same or opposite spin No spin Opposite spin Same spin Same or opposite spin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a greenhouse gas ? Helium Nitrogen Sulphur dioxide Carbon dioxide Helium Nitrogen Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP