g) Mn(IO2)2 (manganese iodite)
Since Mn is a transition metal, you should specify the oxidation number
h) WF6 - tungsten hexafluroide
This may be acceptable, but you should probably name it as an ionic compound, not a covalent compound.
k) H2S - hydrosulphuric acid
Absolutely correct, although hydrogen sulfide is another common name.
7
f) BaHPO3 = barium phosphonate
Incorrect. See answer to 6d for a hint.