Among the oxides of nitrogen: \\\\({N}_{2}{O}_{3}, {N}_{2}{O}_{4}\\\\) and \\\\({N}_{2}{O}_{5}\\\\); the molecule(s) having nitrogen-nitrogen bond are\\\\({N}_{2}{O}_{3} \\\\) and \\\\({N}_{2}{O}_{4}\\\\). Whereas, \\\\({N}_{2}{O}_{5}\\\\) has nitrogen-oxygen bonds only.