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Date May 2009 Marks available 1 Reference code 09M.1.sl.TZ2.25
Level SL Paper 1 Time zone TZ2
Command term Determine Question number 25 Adapted from N/A

Question

Which list represents the halogens in increasing order of oxidizing strength (weakest oxidizing agent first)?

A.     \({\text{C}}{{\text{l}}_{\text{2}}}\quad {{\text{I}}_{\text{2}}}\quad {\text{B}}{{\text{r}}_{\text{2}}}\)

B.     \({{\text{I}}_{\text{2}}}\quad {\text{B}}{{\text{r}}_{\text{2}}}\quad {\text{C}}{{\text{l}}_{\text{2}}}\)

C.     \({{\text{I}}_{\text{2}}}\quad {\text{C}}{{\text{l}}_{\text{2}}}\quad {\text{B}}{{\text{r}}_{\text{2}}}\)

D.     \({\text{C}}{{\text{l}}_{\text{2}}}\quad {\text{B}}{{\text{r}}_{\text{2}}}\quad {{\text{I}}_{\text{2}}}\)

Markscheme

B

Examiners report

[N/A]

Syllabus sections

Core » Topic 9: Redox processes » 9.1 Oxidation and reduction
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