Atoms Quiz

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  • Created by: Lissilou
  • Created on: 01-05-14 20:57

1. What happens if an atom gains an electron?

  • It becomes unstable because it's shell is full
  • It becomes negatively charged because the electron has a negative charge
  • It remains the same because the electron is neutral
  • It becomes positively charged because the electron has a positive charge
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2. What is made up from one type of atom?

  • Molecule
  • Compound
  • Element
  • Mixture

3. What's the difference between a compound and mixture?

  • A compound has elements that aren't combined, a mixture has elements that are combined
  • A compound is chemically combined, a mixture isn't
  • A mixture contains three or more elements, a compound contains two or more
  • A mixture is made from atoms, a compound from elements

4. A mass number is what?

  • neutrons only
  • protons + electrons
  • protons + neutrons
  • protons only

5. What is a gain of electrons called?

  • Stabilisisation
  • Reduction
  • Electrolysis
  • Oxidation

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