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Unsua kimia

Wikipedia Minangkabau - Lubuak aka tapian ilimu
Tabel periodik unsur kimia

Istilah unsua kimia, atau anyo disabuik unsua, unsur atau elemen, adolah zat kimia nan indak dapek dibagi lai manjadi zat nan labiah ketek, atau indak dapek diubah manjadi zat kimia lain jo caro manggunoan metode kimia biaso.

Partikel atau zarah nan paliang ketek dari unsur adolah atom. Sabuah atom tadiri ateh inti atom (nukleus) jo dikuliliangi dek elektron. Inti atom pulo tadiri ateh sajumlah proton jo neutron. Inggo kini dikatahui tadapek labiah kurang 117 unsur di dunia.

Unsua kimia nan alah dikatahui

[suntiang | suntiang sumber]
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