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zat kimiazat kimiaatominti atomelektronprotonneutrondunia
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Istilah unsur kimia, atau anyo disabuik unsur, unsua atau elemen, adolah zat kimia nan indak dapek dibagi lai manjadi zat nan labiah ketek, atau indak dapek diubah manjadi zat kimia lain dangan 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 dikataui tadapek labiah kurang 117 unsur di dunia.
Iko nan bakaik jo kimia baru rancangan. Bantulah Wikipedia untuak mangambangannyo. |
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