Chemistry The third shell of an atom can have a maximum of ______ electrons 21 15 18 13 21 15 18 13 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iodex, a pain relief balm, has the smell of ________ . Butyl salicylate Ethyl salicylate Methyl salicylate Propyl salicylate Butyl salicylate Ethyl salicylate Methyl salicylate Propyl salicylate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Permanent – hardness of water may be removed by addition of Sodium carbonate Potassium Permangante Lime Alum Sodium carbonate Potassium Permangante Lime Alum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitric acid does not react with Copper Iron Zinc Gold Copper Iron Zinc Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionic radii of N3-, O2-, F- and Na+ follows the order N3- > Na+ > O2- > F- Na+ > O2- > N3- > F- N3- > O2- > F- > Na+ O2- > F- > Na+ > N3- N3- > Na+ > O2- > F- Na+ > O2- > N3- > F- N3- > O2- > F- > Na+ O2- > F- > Na+ > N3- ANSWER DOWNLOAD EXAMIANS APP
Chemistry The monomer of polythene is ethylene vinyl chloride None of these ethyl alcohol ethylene vinyl chloride None of these ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
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