Other questions in this quiz

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

  • Lose an electron.
  • Gain 7 electrons.

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

  • Nuetrons
  • Outer electrons
  • Inner most electrons

4. Why do elements in group 7 form ions with a single negative charge?

  • Gain an electron.
  • Lose 7 electrons.

5. 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.

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