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Date November 2020 Marks available 1 Reference code 20N.1.hl.TZ0.24
Level HL Paper 1 Time zone TZ0
Command term State Question number 24 Adapted from N/A

Question

Which of these oxides contribute to acid deposition?

I.  SO2
II.  NO2
III.  CO2

A.  I and II only

B.  I and III only

C.  II and III only

D.  I, II and III

Markscheme

A

Examiners report

Not well answered. Less than half knew which oxides contribute to acid deposition, with the majority including CO2 in the list. This misconception was held by higher and lower scoring candidates equally.

Syllabus sections

Core » Topic 8: Acids and bases » 8.5 Acid deposition
Core » Topic 8: Acids and bases
Core

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