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A-Level Biology OCR A

Bond Single Double Chemical Electrons Shared Atoms Bond 

A single bond shares one pair of electrons between atoms, while a double bond shares two pairs.

A single bond involves sharing one pair of electrons between two atoms, while a double bond involves sharing two pairs of electrons.

Front What are single and double bonds?
Back Single bond 
  • A chemical bond in which one pair of electrons is shared between two atoms.

Double bond
  • A chemical bond in which two pairs of electrons are shared between two atoms.

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