Flashcards
flashcards chptr 7
Flashcards do conjunto (7)
- 1atomic numberthe number of protons in an atom of an element
- 2isotopesthe average mass of the element´s isotopes, weighted according to the abundance of each isotope
- 3average atomic massthe average mass of the element´s isotopes, weighted according to the abundance of each isotope
- 4mass numberthe sum of the number of protons and neutrons in an atom
- 5radioactiveelements that spontaneously emit radiation
- 6nuclear decaya process that occurs when an unstable atomic nucleus changes into another more stable nucleus by emitting radiation
- 7ionan atom that is no longer neutral because it has gained or lost electrons
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- Descrição
- FlashCards sobre flashcards chptr 7 , criado por Mía Liat Siedler Urraca em 04-06-2021.
- Criado por
- Mía Liat Siedler Urraca
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