Question 5
Question 5 of 40
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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
6. Chemical reactions
6.4. Redox

Identify redox reactions as reactions involving gain and loss of electrons

9. Metals
9.1. Properties of metals

Describe the general chemical properties of metals, limited to their reactions with: (a) dilute acids (b) cold water and steam (c) oxygen

4. Electrochemistry
4.1. Electrolysis

State that metals or hydrogen are formed at the cathode and that non-metals (other than hydrogen) are formed at the anode