Chemistrymedium · Past Paper
Balance the following: aFe + bCl2 -> cFeCl3. What are the coefficients?
Aa=1, b=1, c=1
Ba=2, b=3, c=2
Ca=3, b=2, c=3
Da=2, b=2, c=2
✓ Correct Answer: B — a=2, b=3, c=2
2Fe + 3Cl2 -> 2FeCl3 balances both iron (2) and chlorine (6) atoms.
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