Question

17/40
a substance reacts with oxygen, often producing heat and light.
decomposition
synthesis
single replacement
combustion

Explanation:

To solve this, we analyze each option:

• Decomposition: Breaks down a compound, not reacting with oxygen.
• Synthesis: Combines substances, not specifically with oxygen to produce heat/light.
• Single Replacement: One element replaces another, not about reacting with oxygen.
• Combustion: Defined as a substance reacting with oxygen, often producing heat and light.

Answer:

D. Combustion