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Date May 2009 Marks available 1 Reference code 09M.1.sl.TZ2.22
Level SL Paper 1 Time zone TZ2
Command term Identify Question number 22 Adapted from N/A

Question

Which list contains only strong acids?

A.     \({\text{C}}{{\text{H}}_{\text{3}}}{\text{COOH, }}{{\text{H}}_{\text{2}}}{\text{C}}{{\text{O}}_{\text{3}}}{\text{, }}{{\text{H}}_{\text{3}}}{\text{P}}{{\text{O}}_{\text{4}}}\)

B.     \({\text{HCl, HN}}{{\text{O}}_{\text{3}}}{\text{, }}{{\text{H}}_{\text{2}}}{\text{C}}{{\text{O}}_{\text{3}}}\)

C.     \({\text{C}}{{\text{H}}_{\text{3}}}{\text{COOH, HN}}{{\text{O}}_{\text{3}}}{\text{, }}{{\text{H}}_{\text{2}}}{\text{S}}{{\text{O}}_{\text{4}}}\)

D.     \({\text{HCl, HN}}{{\text{O}}_{\text{3}}}{\text{, }}{{\text{H}}_{\text{2}}}{\text{S}}{{\text{O}}_{\text{4}}}\)

Markscheme

D

Examiners report

[N/A]

Syllabus sections

Core » Topic 8: Acids and bases » 8.4 Strong and weak acids and bases
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