DP Chemistry (last assessment 2024)

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Question 23M.1.HL.TZ1.17

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Date May 2023 Marks available [Maximum mark: 1] Reference code 23M.1.HL.TZ1.17
Level HL Paper 1 Time zone TZ1
Command term Question number 17 Adapted from N/A
17.
[Maximum mark: 1]
23M.1.HL.TZ1.17

What is the correct combination of ΔH⦵ and ΔS⦵ for a reaction which is only spontaneous at high temperature?

  ΔH⦵ ΔS⦵
A.   + +
B.   + −
C.   − +
D.   − −

[1]

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A

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