ChemistryEasy71×since 2002Q485The photon of hard gamma radiation knocks a proton out of 1224Mg{}_{12}^{24}Mg1224Mg nucleus to formAthe isotope of parent nucleusBthe isobar of parent nucleusCthe nuclide 1123Na{}_{11}^{23}Na1123NaDthe isobar of 1123Na{}_{11}^{23}Na1123NaCheck answerSkip