1. Why do elements in group 7 form ions with a single negative charge?
- Gain an electron.
- Lose 7 electrons.
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Other questions in this quiz
2. What happens to the electrons in atoms when ionic bonds are formed?
- They are transferred. Metal atoms lose electrons/ non metal atoms gain electrons.
- They are shared. Metal atoms gain electrons/ non metal atoms lose electrons.
3. 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.
4. Which electrons in an atom are involved in bonding?
- Outer electrons
- Inner most electrons
5. Why do ionic compounds have giant structures?
- The attractive forces between oppositely charged ions act in all directions.
- They had a very powerful reaction.