Question 39
Question 39 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
11. Organic chemistry
11.3. Fuels

Name methane as the main constituent of natural gas

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

Describe the general characteristics of a homologous series as: (a) having the same functional group (b) having the same general formula (c) differing from one member to the next by a -CH2- unit (d) displaying a trend in physical properties (e) sharing similar chemical properties