Question 25
Question 25 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
8. The Periodic Table
8.3. Group VII properties

State the appearance of the halogens at r.t.p. as: (a) chlorine, a pale yellow-green gas (b) bromine, a red-brown liquid (c) iodine, a grey-black solid

8. The Periodic Table
8.1. Arrangement of elements

Explain similarities in the chemical properties of elements in the same group of the Periodic Table in terms of their electronic configuration