Problem: What is the chemical formula for sodium sulfite?

FREE Expert Solution

We are asked to determine the chemical formula of an ionic compound with polyatomics, calcium sulfite.


Polyatomic ionic compounds have the following features:

  • A positive metal (Cation)
  • A negative polyatomic species. (Anion)


Rules for Naming:

1. The metal is named and written first.

If the metal is a transition metal, we must use a Roman Numeral to describe its positive charge.


2. The negative polyatomic species retains its name.

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Problem Details

What is the chemical formula for sodium sulfite?