Which of the following facts about the complex
Question:

Which of the following facts about the complex $\left[\mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right] \mathrm{Cl}_{3}$ is wrong ?

1. The complex is an outer orbital complex

2. The complex gives white precipitate with silver nitrate solution

3. The complex involves $\mathrm{d}^{2} \mathrm{sp}^{3}$ hybridisation and is octahedral in shape

4. The complex is paramagnetic

Correct Option: 1

Solution:

Solution not required