Chemistry Compounds of nitrogen and phosphorus are mostly________________? Options:A. ionicB. covalentC. polarD. all varieties are possibleView AnswerB. covalent Continue Reading Previous: By which method the molecular mass of benzene was determined as 78.108 ?Next: Water gas heated at 450?C and 200 atm pressure in the presence of ZnO+Cr2O3 will produce________________?