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1.2 The periodic table

1.2 The periodic table

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Question 2
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This question is about Group 1 elements.

a.

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

AtomNumber of electronsElectronic structure
Lithium32,1
Potassium19?
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b.

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

  • A. They all have the same number of occupied electron shells.
  • B. They all have exactly one electron in their outermost shell.
  • C. They all have a complete outer shell of electrons.
  • D. They easily share a pair of electrons to form covalent bonds with non-metals.
[1]
c.

What is the primary type of chemical bonding present within a bulk sample of sodium metal? Select one option:

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

Which gas is evolved when rubidium (a Group 1 element) reacts with water? Select one option:

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

Sodium fluoride (NaF\text{NaF}NaF) is an ionic compound formed from sodium and fluorine.

  1. State the electronic configuration and charge of the sodium ion (Na+\text{Na}^+Na+) formed.
  2. State the electronic configuration and charge of the fluoride ion (F−\text{F}^-F−) 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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