Chemistry Mark the compound which possess ionic, covalent and coordinate bonds. SO2 NH4Cl SO3 H2O SO2 NH4Cl SO3 H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Increasing the average global temperature in recent years Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets Higher rate of photosynthesis Increasing the average global temperature in recent years Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets Higher rate of photosynthesis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the atmosphere is mainly caused by Hydrogen sulphide Chlorofluorocarbon Nitrogen dioxide Sulphur dioxide Hydrogen sulphide Chlorofluorocarbon Nitrogen dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The cathode of a lead storage battery is made up of Lead oxide Manganese dioxide Zinc Lead Lead oxide Manganese dioxide Zinc Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used for refrigeration? Sulphur dioxide Freon Phosphine Chlorine Sulphur dioxide Freon Phosphine Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alum is used as A disinfectant A purifier for water An analgesic A fertilizer A disinfectant A purifier for water An analgesic A fertilizer ANSWER DOWNLOAD EXAMIANS APP
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