Curriculum
Course: IB Chemistry SL
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Curriculum

IB Chemistry SL

Structure 1 — Models of the particulate nature of matter

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Structure 2 — Models of bonding and structure

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Structure 3 — Classification of matter

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Reactivity 1 — What drives chemical reactions?

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Reactivity 2 — How much, how fast, how far?

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Reactivity 3 — What are the mechanisms of chemical change?

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Additional lessons

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Quiz

1.3 Electronic Configurations – Exam questions

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  • Questions count: 3
  • Passing grade: B+
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1.

What is the electronic configuration of Fe (Z = 26)?

1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁸
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 4p⁶
1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁶ 4s²
1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁵ 4s² 4p¹
2.
What is the electronic configuration of Fe3+?
[Ar]3d34s2
[Ar]3d6
[Ar]3d5
[Ar]3d44s1
3.
Which statement best describes Electronic configuration?
A metal ion bonded to ligands by dative covalent bonds.
The arrangement of electrons in shells and subshells of an atom or ion.
Attraction into a magnetic field caused by unpaired electrons, common in transition metal ions.
An element whose highest-energy electron is in a d subshell.
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Part of Structure 1 — Models of the particulate nature of matter — see every lesson and quiz in this unit.
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