Chemistry The oxidation number of nickel in K4[Ni(CN)4] is 8 4 –4 Zero 8 4 –4 Zero ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen fixation is a process of Assimilation of nitrate Conversion of molecular nitrogen to ammonia Utilisation of nitrogen gas Conversion of organic nitrogen to proteins Assimilation of nitrate Conversion of molecular nitrogen to ammonia Utilisation of nitrogen gas Conversion of organic nitrogen to proteins ANSWER DOWNLOAD EXAMIANS APP
Chemistry The charcoal used to decolourise brown sugar solution is Sugar charcoal Coconut charcoal Wood charcoal Animal charcoal Sugar charcoal Coconut charcoal Wood charcoal Animal charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nucleon? Proton Electron Positron Neutron Proton Electron Positron Neutron ANSWER DOWNLOAD EXAMIANS APP
Chemistry In chemical terms, what are alums used for purifying water for drinking purposes ? Double nitrate Hydrated chlorides Double sulphates Nitrates of aluminium Double nitrate Hydrated chlorides Double sulphates Nitrates of aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization of iron is carried out using Tin Copper Zinc Chromium Tin Copper Zinc Chromium ANSWER DOWNLOAD EXAMIANS APP
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