Chemistry · Industrial Gases
Carbon monoxide is used as a primary reactant in the synthesis of which highly toxic gas?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Mustard gas (C4H8Cl2S)
- 2Tear gas (CCl3NO2)
- 3Phosphine (PH3)
- 4Phosgene (COCl2)✓
Correct answer
Phosgene (COCl2)
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