Consider the reaction Ni(s) + 4 CO(g) → Ni(CO)4(g). At 30°C and Pco = 1 atm, Ni reacts with CO(g) to form Ni(CO)4 (g). At 200°C, Ni(CO)4(g) decomposes to Ni(s) and CO(g). This means
Consider the reaction Ni(s) + 4 CO(g) → Ni(CO)4(g). At 30°C and Pco = 1 atm, Ni reacts with CO(g) to form Ni(CO)4 (g). At 200°C, Ni(CO)4(g) decomposes to Ni(s) and CO(g). This means
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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
Transcribed Image Text:Consider the reaction
Ni(s) + 4 CO(g) → Ni(CO)4(g).
At 30°C and Poo 1 atm, Ni reacts with
CO(g) to form Ni(CO)4 (g). At 200°C,
Ni(CO)4(g) decomposes to Ni(s) and CO(g).
This means
F
1.
the forward reaction is endothermic.
2.
a decrease in pressure favors the forward re-
action.
3.
the activation energy for the forward reaction
is greater than for the reverse reaction.
4.
K at 30°C is greater than K at 200°C.
5.
adding an inert gas like argon favors the for-
ward reaction.
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