Question

ba(oh)₂ spell out the full name of the compound. part b nh₄f spell out the full name of the compound.

Explanation:

1. For $Ba(OH)_2$, barium is the metal ion and hydroxide is the poly - atomic anion. In naming ionic compounds, the metal name comes first followed by the anion name.
2. For $NH_4F$, $NH_4^+$ is the ammonium cation and $F^-$ is the fluoride anion. Ionic compound naming rules apply where the cation name is stated first and then the anion name.

Answer:

Part A: Barium hydroxide
Part B: Ammonium fluoride