Nanometre

Key term for OCR GCSE Chemistry B, used in History of the atomic model.

Definition

A unit of length equal to one-billionth of a metre ( $1 \times 10^{-9}$ m).

Exam Context

Nanometre appears in OCR GCSE Chemistry B revision content for Chemical patterns, especially History of the atomic model and Relating size to physical objects.

Chemical patterns History of the atomic model Relating size to physical objects

Study Pathways

Chemical patterns

History of the atomic model

Relating size to physical objects

Chemical patterns

History of the atomic model

Typical size of atoms

Found in Revision Notes

Chemical patterns

Relating size to physical objects

History of the atomic model • Relating size to physical objects

Revise note

Chemical patterns

Typical size of atoms

History of the atomic model • Typical size of atoms

Revise note

Related Key Terms

Atom Atomic radius Giant covalent structure Nanoparticle

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Order of magnitude

Small molecule

Standard form