Answers GCSS_Physical Science_IC Balancing Chemical Equations — Unit testQuestion 22

22

QuizMultiple Choice

Balancing Chemical Equations — Unit test

Question 22 • GCSS_Physical Science_IC

Which balances the equation Mg + O2 → MgO?

Answer

A

Mg + 2O2 → 4MgO

B

2Mg + 2O2 → 2MgO

C

2Mg + O2 → 2MgO

D

2Mg + 2O2 → 4MgO

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