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Bond

Key Stage 3

Meaning

A bond is a force of attraction that is strong make particles stick to each other.

About Bonds

Bonds can be Chemical Bonds which hold the atoms in a molecule to each other.
Bonds can be responsible for which state of matter a substance will be at room temperature. The stronger the bonds the more likely something is to be solid at room temperature.

Key Stage 4

Meaning

A bond is a force of attraction that is strong enough to hold adjacent particles to one another.

About Bonds

Bonds can be Chemical Bonds which hold the atoms in a molecule to each other.
Bonds can be Intermolecular Bonds which attract molecules to each other and is responsible for which state of matter a substance will be at room temperature. The stronger the bonds the more likely something is to be solid at room temperature.
Bonds can be broken by heating a substance.
If enough energy is given to a solid object the bonds between adjacent particles will break allowing the particles to slide past each other, making it a liquid.

References

OCR

Bonds/bonding, pages 26, 59, 60, 66, 104, Gateway GCSE Chemistry, Oxford, OCR