DP Chemistry (last assessment 2024)

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Question 20N.1.sl.TZ0.5

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Date November 2020 Marks available [Maximum mark: 1] Reference code 20N.1.sl.TZ0.5
Level sl Paper 1 Time zone TZ0
Command term Determine Question number 5 Adapted from N/A
5.
[Maximum mark: 1]
20N.1.sl.TZ0.5

What is the relative atomic mass, Ar, of an element with this mass spectrum?

A.  24.0

B.  24.3

C.  24.9

D.  25.0

[1]

Markscheme

B

Examiners report

Well answered question with more than 70% of candidates able to find the RAM of an element from isotope relative abundances.

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