MCQ
Which of the following is the most basic compound?
- A$\left( C _2 H _5\right)_3 N$
- ✓$\left( C _2 H _5\right)_2 NH$
- C$C _2 H _5 NH _2$
- D$NH _3$
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Complexes : $\left[\mathrm{CoF}_{6}\right]^{3-},\left[\mathrm{Co}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{2+},\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}$ and $\left[\mathrm{Co}(\mathrm{en})_{3}\right]^{3+}$
$\quad\quad\quad\quad\quad\quad A\quad\quad\quad\quad \quad B\quad\quad\quad\quad\quad\quad C\quad\quad\quad\quad\quad\quad D$
Choose the correct option: