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At what temperature does impure nickel react with CO to form the gaseous carbonyl?
AAbout 200 °C
B220 to 250 °C
CAbout 400 °C
D50 to 60 °C
Answer & Solution
Correct answer: D. 50 to 60 °C
The carbonyl forms at a mild 50 to 60 °C, while decomposition needs 220 to 250 °C.
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