Question 1
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Periodic Table
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No letter options?
Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
8. Reaction kinetics
8.2. Effect of temperature on react...

sketch and use the Boltzmann distribution to explain the significance of activation energy

5. Chemical energetics
5.1. Enthalpy change, \(\Delta H\)

understand that some bond energies are exact and some bond energies are averages