Fluorine can also react with another gas, E(g), according to the following equation. E(g) + 2 F2(g) → EF, (9) AH° = -150 kJ/mol,ran (g) The student claims that the D – F bond energy is greater than the E – F bond energy. Do you agree or disagree? Justify your answer.

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
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Chapter11: Chemical Kinetics: Rates Of Reactions
Section: Chapter Questions
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Fluorine can also react with another gas, E(g), according to the following equation.
E(g) + 2 F2(g) → EF, (9) AH° = -150 kJ/mol,ran
(g) The student claims that the D – F bond energy is greater than the E – F bond energy. Do you agree or disagree? Justify your answer.
Transcribed Image Text:Fluorine can also react with another gas, E(g), according to the following equation. E(g) + 2 F2(g) → EF, (9) AH° = -150 kJ/mol,ran (g) The student claims that the D – F bond energy is greater than the E – F bond energy. Do you agree or disagree? Justify your answer.
An unknown gas, D, reacts with fluorine gas to form the compound DF4(g), as represented by the following equation.
D(g) + 2 F2(9) → DF4(9)
A series of experimental trials were performed at 600°C to determine the rate law expression for the reaction. Data from the trials are shown below.
Initial Pp
Initial PF2
Initial Rate of Appearance of DF,(9)
(torr)
(torr)
(torr/min)
Trial 1
1500
1500
5.00 x 10–3
Trial 2
3000
1500
10.0 x 10-3
Trial 3
1500
3000
20.0 x 10–3
Transcribed Image Text:An unknown gas, D, reacts with fluorine gas to form the compound DF4(g), as represented by the following equation. D(g) + 2 F2(9) → DF4(9) A series of experimental trials were performed at 600°C to determine the rate law expression for the reaction. Data from the trials are shown below. Initial Pp Initial PF2 Initial Rate of Appearance of DF,(9) (torr) (torr) (torr/min) Trial 1 1500 1500 5.00 x 10–3 Trial 2 3000 1500 10.0 x 10-3 Trial 3 1500 3000 20.0 x 10–3
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