The periodic table

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Question 3
Easy

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?
[1]
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
[1]
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
[1]
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.
[4]

The periodic table Questions

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