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1.2 The periodic table

1.2 The periodic table

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Question 3

This question is about Group 1 elements.

a.

Complete the table below to show the electronic structure of a sodium atom.

AtomNumber of electronsElectronic structure
Lithium32,1
Sodium11?
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b.

Why do Group 1 elements have similar chemical properties? Select one option:

  • A. They have the same number of electron shells.
  • B. They have the same number of electrons in their outer shell.
  • C. They have a full outer shell of electrons.
  • D. They react to form covalent bonds with non-metals.
[1]
c.

What is the type of bonding in a piece of potassium metal? Select one option:

  • A. Covalent
  • B. Ionic
  • C. Metallic
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d.

Which gas is produced when alkali metals (Group 1 elements) react with water? Select one option:

  • A. Carbon dioxide
  • B. Chlorine
  • C. Hydrogen
  • D. Oxygen
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e.

Lithium chloride (LiCl\text{LiCl}LiCl) is an ionic compound formed from lithium and chlorine.

  1. State the electronic configuration and charge of the lithium ion (Li+\text{Li}^+Li+) formed.
  2. State the electronic configuration and charge of the chloride ion (Cl−\text{Cl}^-Cl−) formed.
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Markscheme

1.2 The periodic table Questions

  1. GCSE
  2. /Chemistry
  3. /1.2 The periodic table

22 exam-style questions on AQA GCSE Chemistry 1.2 The periodic table, covering 1.2.1 The periodic table, 1.2.2 Development of the periodic table, 1.2.3 Metals and non-metals, 1.2.4 Group 0, 1.2.5 Group 1, and 1.2.6 Group 7. Each one has a worked solution and a mark scheme showing where the marks go.

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