DP Chemistry (last assessment 2024)

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Question 21M.1.sl.TZ2.21

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Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.1.sl.TZ2.21
Level sl Paper 1 Time zone TZ2
Command term Deduce Question number 21 Adapted from N/A
21.
[Maximum mark: 1]
21M.1.sl.TZ2.21

What is the oxidation state of oxygen in H2O2?

A.  −2

B.  −1

C.  +1

D.  +2

[1]

Markscheme

B