Other questions in this quiz

2. What is a compound?

  • A substance made of 2 or more elements that have reacted together or chemically bonded together.
  • The substances in a mixture can be separated using physical methods such as filtration, freezing, and distillation.

3. Why do elements in group 1 form ions with a single positive charge?

  • Lose an electron.
  • Gain 7 electrons.

4. Why do ionic compounds have giant structures?

  • The attractive forces between oppositely charged ions act in all directions.
  • They had a very powerful reaction.

5. Which electrons in an atom are involved in bonding?

  • Nuetrons
  • Outer electrons
  • Inner most electrons

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