Chemistry Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ? Methylene blue Methyl red Methyl orange Phenolphthaline Methylene blue Methyl red Methyl orange Phenolphthaline ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalytic converters are generally made from : Transition metals Alkaline metals Hydrogen Carbon Transition metals Alkaline metals Hydrogen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a natural source of hydrocarbon? Mica Coal Natural Gas Petroleum Mica Coal Natural Gas Petroleum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant constituent of atmospheric air is : Carbon Oxygen Hydrogen Nitrogen Carbon Oxygen Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a method/process of disposing of solid waste which cannot be reused or recycled ? All listed here Landfills Incineration Pyrolysis and Gasification All listed here Landfills Incineration Pyrolysis and Gasification ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen which is vital for life is a product of photosynthesis and comes from Carbon dioxide Carbonates from soil Oxides of mineral elements Water Carbon dioxide Carbonates from soil Oxides of mineral elements Water ANSWER DOWNLOAD EXAMIANS APP
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