DP Chemistry (first assessment 2025)

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Question 19N.1A.SL.TZ0.6

Date	November 2019	Marks available	[Maximum mark: 1]	Reference code	19N.1A.SL.TZ0.6
Level	SL	Paper	1A	Time zone	TZ0
Command term	Identify	Question number	6	Adapted from	N/A

6.

[Maximum mark: 1]

19N.1A.SL.TZ0.6

Which represents the shape of an s atomic orbital?

[1]

Markscheme

A

Syllabus sections

Structure 1. Models of the particulate nature of matter » Structure 1.3—Electron configurations » Structure 1.3.4—Detailed model of the atom. A more detailed model of the atom describes the division of the main energy level into s, p, d and f sublevels of successively higher energies. Recognize the shape and orientation of an s atomic orbital and the three p atomic orbitals.