Rank the Following Compounds in Order of Increasing Basicity, Putting

question 7

Multiple Choice

Rank the following compounds in order of increasing basicity, putting the least basic first. $$\begin{array} { c c c c } \mathrm { CH } _ { 3 } \mathrm { CONH } _ { 2 } & \mathrm { NH } _ { 3 } & \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { NH } _ { 2 } & \left( \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \right) _ { 2 } \mathrm { NH } \\\text { I } & \text { II } & \text { III } & \text { IV }\end{array}$$

• A) II < III < IV < I
• B) I < II < III < IV
• C) IV < III < II < I
• D) II < I < III < IV