Methane (CH₄) Is a Suitable Fuel for Burning Because It

question 98

Multiple Choice

Methane (CH₄) is a suitable fuel for burning because it is readily oxidized by oxygen gas, forming carbon dioxide and water. Hydrogen is also a good fuel for burning with oxygen gas, forming water as a product. What change in oxidation number always accompanies oxidation?

• A) a decrease
• B) an increase
• C) no change
• D) The change varies with the reaction.
• E) Oxidation number increases by 1 unit.

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