What are the atoms present in $"iron(II) sulfide"$ , $"sulfur trioxide"$ , and $"magnesium nitrate"$ ?

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Answer 1 · 2015-12-06T08:47:02

You tell us! You have $FeS$ (it could be $Fe_2S_3$ but this is irrelevant to your question), and $SO_3$ , and $Mg(NO_3)_2,$ and ammonia.

What are the atoms present in "iron(II) sulfide""iron(II) sulfide", "sulfur trioxide""sulfur trioxide", and "magnesium nitrate""magnesium nitrate"?