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Given the Following Chemical Equation: SiO₂ + CaCO₃ $\rarr$ CaSiO₃ + CO₂ What Is the Change in Oxidation Number

Question 33

Question 33

Multiple Choice

Given the following chemical equation: SiO₂ + CaCO₃ $\rarr$ CaSiO₃ + CO₂ What is the change in oxidation number for silicon atom?

A) There is no change.
B) decreases by 1
C) increases by 2
D) decreases by 3
E) increases by 4

Correct Answer:

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