DP Chemistry (last assessment 2024)

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Question 18N.2.hl.TZ0.3b.i

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Date November 2018 Marks available [Maximum mark: 2] Reference code 18N.2.hl.TZ0.3b.i
Level hl Paper 2 Time zone TZ0
Command term Draw Question number b.i Adapted from N/A
b.i.
[Maximum mark: 2]
18N.2.hl.TZ0.3b.i

Bromine can form the bromate(V) ion, BrO3−.

(b.i)

Draw two Lewis (electron dot) structures for BrO3−.

[2]

Markscheme

Structure I - follows octet rule:

Structure II - does not follow octet rule:

 

Accept dots, crosses or lines to represent electron pairs.

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