Chemistry The depletion in Ozone layer is caused by ________ . Chlorofluorocarbons Carbon dioxide Nitrous oxide Methane Chlorofluorocarbons Carbon dioxide Nitrous oxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a micro-element ? Hydrogen Chlorine Oxygen Nitrogen Hydrogen Chlorine Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bayer's reagent is Alkaline potassium permanganate Acidified potassium permanganate Hydrogen peroxide Bromine water Alkaline potassium permanganate Acidified potassium permanganate Hydrogen peroxide Bromine water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the purest form of carbon Diamond Graphite Iron Coal Diamond Graphite Iron Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air is said to be saturated when : Its pressure is minimum It contains maximum content of water vapour Its thickness is maximum It blows over the barren land Its pressure is minimum It contains maximum content of water vapour Its thickness is maximum It blows over the barren land ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in developing photographic films is Hydroquinone Sodium sulphate Hypo Silver bromide Hydroquinone Sodium sulphate Hypo Silver bromide ANSWER DOWNLOAD EXAMIANS APP
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