Chemistry Which of the following is used as non-stick coating for cooking utensils? Polystyrene Styrofoam Teflon Perspex Polystyrene Styrofoam Teflon Perspex ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following chemicals helps in fruit ripening? Malathion Atrazine Isoproturan Ethephon Malathion Atrazine Isoproturan Ethephon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the process is known as nitrification? Conversion of nitrite to nitric oxide Conversion of ammonia to nitrites Reaction of Nitrogen Monoxide with oxygen to form nitric acid Reaction of nitrogen dioxide with water to form nitric acid Conversion of nitrite to nitric oxide Conversion of ammonia to nitrites Reaction of Nitrogen Monoxide with oxygen to form nitric acid Reaction of nitrogen dioxide with water to form nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The third shell of an atom can have a maximum of ______ electrons 15 18 21 13 15 18 21 13 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following in automobile exhaust can cause cancer? Lead Oxides of nitrogen Polyclinic hydrocarbons Carbon monoxide Lead Oxides of nitrogen Polyclinic hydrocarbons Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of aluminium is bauxite magnetite monazite haematite bauxite magnetite monazite haematite ANSWER DOWNLOAD EXAMIANS APP
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