MCQ
Which of the following compond is a gem halide?
- AEthylene dichloride
- ✓2, 2-dichloro propane
- C1, 3-dichloro propane
- D1, 2-dichloro propane
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$[Cr(NH_3)_6] [Cr(NO_2)_6]$ and $[Cr(NH_3)_4(NO_2)_2] \,[Cr(NH_3)_2(NO_2)_4]$

