In $\left[\mathrm{Mo}_{2}\left(\mathrm{S}_{2}\right)_{6}\right]^{2-}$, cluster the number of bridging $\mathrm{S}_{2}^{2-}$ and coordination number of Mo respectively, are
(a)2 and 8
(b)2 and 6
(c)1 and 8
(d)1 and 6
Answer
Answer: A ✓ checked by 4AB · confidence high
Explanation
In [Mo₂(S₂)₆]²⁻ two S₂²⁻ units bridge the two Mo atoms side-on and two more chelate each Mo, giving each Mo eight sulfur donors.