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Energetics

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Question 4

The table shows the initial and final temperatures of four different chemical reactions.

ReactionInitial temperature (∘C^\circ\text{C}∘C)Final temperature (∘C^\circ\text{C}∘C)
A21.518.2
B21.521.5
C22.026.4
D22.019.5

Which reaction is exothermic?

A

A

B

B

C

C

D

D

Markscheme

Energetics Questions

  1. GCSE
  2. /Chemistry
  3. /Energetics

15 exam-style questions on OCR GCSE Chemistry Energetics. Each one has a worked solution and a mark scheme showing where the marks go.

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