Question 38
Question 38 of 40
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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
5. Nuclear physics
5.1.2. The nucleus

Define the terms proton number (atomic number) Z and nucleon number (mass number) A and be able to calculate the number of neutrons in a nucleus

5. Nuclear physics
5.2.3. Radioactive decay

Use decay equations, using nuclide notation, to show the emission of α-particles, β-particles and γ-radiation

5. Nuclear physics
5.1.1. The atom

Describe how alpha-particle scattering experiments provide evidence for: (a) a very small nucleus surrounded by mostly empty space (b) a nucleus containing most of the mass of the atom (c) a nucleus that is positively charged