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Bonding yr9
Ionic and covalent bonding
Question | Answer |
---|---|
What type of bonding happens between metals and non-metals | Ionic |
What type of bonding happens between two non-metals? | Covalent |
What is an ionic bond? | Electrostatic attraction between oppositely charged ions. |
What is a covalent bond? | A shared pair of electrons |
How many electrons does Magnesium have in its outer shell? | Two |
How many electrons does chlorine have in its outer shell? | Seven |
How many more electrons does oxygen need to get a full outer shell? | Two |
How many electrons does Sodium need to loose to get a full outer shell? | One |
What is the sign of the charge on metal ions? | Positive |
What is the sign of the charge on non-metal ions? | Negative |
What type of bonding is present in water, H20? | Covalent |
What type of bonding is present in Magnesium Chloride, MgCl2? | Ionic |