Question 11
Question 11 of 40
Question image for Q11
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
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

9. Metals
9.3. Alloys and their properties

Explain in terms of structure how alloys can be harder and stronger than the pure metals because the different sized atoms or ions in alloys mean the layers can no longer slide over each other