Chemistry · Polymers
At which of the following temperature ranges does gas-phase formaldehyde readily polymerize into paraformaldehyde or polyoxymethylene without a catalyst?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Below 100°C
- 2Above 200°C
- 3Between 200°C and 300°C
- 4Above 500°C✓
Correct answer
Above 500°C
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