Question 36
Question 36 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
9. The Periodic Table: ch...
9.2. Periodicity of chemical proper...

state and explain the variation in the oxidation number of the oxides (Na₂O, MgO, Al₂O₃, P₄O₁₀, SO₂ and SO₃ only) and chlorides (NaCl, MgCl₂, AlCl₃, SiCl₄, PCl₆ only) in terms of their outer shell (valence shell) electrons

12. Nitrogen and sulfur
12.1. Nitrogen and sulfur

describe the role of NO and NO\(_2\) in the formation of acid rain both directly and in their catalytic role in the oxidation of atmospheric sulfur dioxide

11. Group 17
11.2. The chemical properties of th...

describe the relative reactivity of the elements as oxidising agents