Question 59
MediumOriginal questionA magnesium ribbon burns with a dazzling white flame and leaves a white powder, magnesium oxide. What type of reaction is this?
Show the answer and explanation
CorrectNot quiteAnswer A
Correct answer: A
Explanation
2Mg + O₂ → 2MgO.
Two substances join to form one product, so it is a combination reaction (and also an oxidation).
- Concept
- Combination reactions
- Typical timeTypical
- 60 s
- Your timeYours
- —
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