R2NH>RNH2>R3 N>NH3>C6H5NH2\mathrm{R}_{2} \mathrm{NH}>\mathrm{RNH}_{2}>\mathrm{R}_{3} \mathrm{~N}>\mathrm{NH}_{3}>\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}_{2}R2NH>RNH2>R3 N>NH3>C6H5NH2
C6H5NH2>NH3>R3 N>RNH2>R2NH\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}_{2}>\mathrm{NH}_{3}>\mathrm{R}_{3} \mathrm{~N}>\mathrm{RNH}_{2}>\mathrm{R}_{2} \mathrm{NH}C6H5NH2>NH3>R3 N>RNH2>R2NH
NH3>C6H5NH2>R2NH>R3 N>RNH2\mathrm{NH}_{3}>\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}_{2}>\mathrm{R}_{2} \mathrm{NH}>\mathrm{R}_{3} \mathrm{~N}>\mathrm{RNH}_{2}NH3>C6H5NH2>R2NH>R3 N>RNH2
C6H5NH2>NH3>RNH2>R2NH>R3 N\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}_{2}>\mathrm{NH}_{3}>\mathrm{RNH}_{2}>\mathrm{R}_{2} \mathrm{NH}>\mathrm{R}_{3} \mathrm{~N}C6H5NH2>NH3>RNH2>R2NH>R3 N