Chemistry Which one of the following is a micro-element ? Hydrogen Chlorine Nitrogen Oxygen Hydrogen Chlorine Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alum is used as An analgesic A purifier for water A fertilizer A disinfectant An analgesic A purifier for water A fertilizer A disinfectant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a greenhouse gas ? Carbon dioxide Sulphur dioxide Helium Nitrogen Carbon dioxide Sulphur dioxide Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry White phosphorus is generally kept under Kerosene oil Water Glycerine Alcohol Kerosene oil Water Glycerine Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used in the manufacture of safety matches is Magnesium Phosphorous Sulphur Silicon Magnesium Phosphorous Sulphur Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the correct sequence of countries in terms of maximum carbon dioxide emission? USA, India, China, European Union China, India, European Union, USA China, USA, European Union, India European Union, China, USA, India USA, India, China, European Union China, India, European Union, USA China, USA, European Union, India European Union, China, USA, India ANSWER DOWNLOAD EXAMIANS APP
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