Subject: Inorganic Chemistry · Chapter: Main Group Elements · Topic: Main Group Elements – General · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Medium
The coordination number of aluminium ion and the number of bridging hydrogen atoms in $\left[\mathrm{Al}\left(\mathrm{BH}_{4}\right)_{4}\right]^{-}$ are respectively,