Question 7
Question 7 of 40
Question image for Q7
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
2. Atoms, elements and co...
2.5. Simple molecules and covalent...

State that a covalent bond is formed when a pair of electrons is shared between two atoms leading to noble gas electronic configurations

11. Organic chemistry
11.1. Formulae, functional groups a...

State that an unsaturated compound has molecules in which one or more carbon–carbon bonds are not single bonds