Round 6: Tossup 17

Iodine and this ligand are complexed with iridium to catalyze the production of acetic acid from methanol in the Cativa process. Due to pi-backbonding, this ligand has the largest crystal-field splitting parameter (10[1])in the spectrochemical series. This compound and hydrogen form water gas, (-5[1])and it is the primary (-5[1])reducing agent in blast furnaces. Though it is not produced during (-5[1])complete combustion, incomplete (-5[1])combustion (10[2])produces (10[1])this compound. (10[2])This compound binds 200 times (-5[1])more strongly to hemoglobin than oxygen, so low concentrations (10[1])can lead to poisoning. For 10 points, name this odorless and colorless gas with formula CO. ■END■ (10[3])

ANSWER: carbon monoxide [accept CO until read; accept carbon monoxide poisoning; accept carbonyl ligand]
<Notre Dame A, Chemistry> | Packet B
= Average correct buzz position

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