Chemistry GCSE

Covering atoms, alkali metals and halogens

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  • Created by: Hannah
  • Created on: 10-04-11 16:42

1. Atoms of different elements have...

  • Different numbers of neutrons
  • Different numbers of protons
  • The same amount of electrons
  • The same number of protons
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2. What is the charge of an atom?

  • An atom has no overall charge
  • Positive
  • Negative

3. What does the atomic number represent?

  • The number of neutrons
  • The number of protons in an atom
  • The number of particles in an atom's nucleus

4. What does the relative atomic mass number represent?

  • The number of protons
  • The number of particles in an atom's nucleus
  • The number of electrons

5. What is the maximum number of electrons that occupy the first four energy levels in the first 20 elements?

  • 2,8,8,2
  • 2,8,8,8,2
  • 2,7,7,2
  • 2,7,7,7,2
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Zajchik.123

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Question 11 needs fixing

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