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Flashcards David cuestas
Cards in this deck (7)
- 1Atomic NumberIs the number of protons in an atom.
- 2IsotopesAre atoms of the same element that have different number of neutrons.
- 3Mass numberIs the sum of the number of protons and neutrons in an atom.
- 4Average atomic massIs the average mass of an element’s isotopes.
- 5RadioactiveAre atoms that emit radiation.
- 6Nuclear decayIs a process that occurs when an unstable atomic nucleus changes into another more stable nucleus by emitting radiation.
- 7IonIs an atom that is no longer neutral because it has gained or lost electrons.
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- Flashcards on Flashcards David cuestas, created by José David Cuestas Ufer on 04/06/2021.
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- José David Cuestas Ufer
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