Chemistry Which one is a naturally occuring noble gas Boron Sodium Potassium Argon Boron Sodium Potassium Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is least likely to be found in commercial fertilisers? Potassium Silicon Nitrogen Phosphorous Potassium Silicon Nitrogen Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Carbon monoxide and Sulphur dioxide Ammonia and Ozone Carbon dioxide and Methane Carbon tetraflouride and Nitrous oxide Carbon monoxide and Sulphur dioxide Ammonia and Ozone Carbon dioxide and Methane Carbon tetraflouride and Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is used as a catalyst in the hydrogenation of oils is Pt Pb Ni Cu Pt Pb Ni Cu ANSWER DOWNLOAD EXAMIANS APP
Chemistry Freon' used as refrigerants is chemically Fluorinated hydrocarbon Fluorinated aromatic compound Chlorofluoro hydrocarbon Chlorinated hydrocarbon Fluorinated hydrocarbon Fluorinated aromatic compound Chlorofluoro hydrocarbon Chlorinated hydrocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of an atom consists of electrons and neutrons protons and neutrons All of these electrons and protons electrons and neutrons protons and neutrons All of these electrons and protons ANSWER DOWNLOAD EXAMIANS APP
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