Chemistry The depletion of Ozone layer is mainly due to Aviation fuels Chlorofluorocarbons Radioactive rays Volcanic eruptions Aviation fuels Chlorofluorocarbons Radioactive rays Volcanic eruptions ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3 zero 5 2 4 zero 5 2 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Permanent – hardness of water may be removed by addition of Lime Potassium Permangante Alum Sodium carbonate Lime Potassium Permangante Alum Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following has a maximum tendency to form M3 ion ? Bi P As N Bi P As N ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH value between 6.5-7.5 makes the soil Acidic Basic None of these Neutral Acidic Basic None of these Neutral ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used in the manufacture of safety matches is Magnesium Sulphur Phosphorous Silicon Magnesium Sulphur Phosphorous Silicon ANSWER DOWNLOAD EXAMIANS APP
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