MCQ
Which of the following doesn't exist
- ✓$BF_6^{3-}$
- B$AlF_6^{3-}$
- C$SiF_6^{2-}$
- D$GeCl_6^{2-}$
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[Given : $h =6.63 \times 10^{-34}\, J \,s$, and $c =3 \times 10^{8} \,m\, s ^{-1}$ ]
$n$ $l$ $m$ $s$