chemical element Synonyms

element brute matter chemical agent water sulphuric substance silicon selenium reagent phosphorous phosphoric nonmetal nonacid nitrous nitrogenous nitric ne metallic element building block atomic particles chromoisomer alloisomer carbonous carbocyclic boronic biochemical rn atomic number 84 atomic number 81 atomic number 72 atomic number 59 atomic number 43 atomic number 115 atomic number 10 elements monometallic metamer boric boracic base azotic atom arsenious arsenical antacid anion alkalinity alkali air agent