L'àtom , els models atòmics i les configuracions.

Flashcard
•
Chemistry
•
9th Grade
•
Hard
Lidia B.
FREE Resource
Student preview

23 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Tots els gasos nobles tenen 10 electrons a l'últim nivell
Back
FALS
2.
FLASHCARD QUESTION
Front
Pràcticament tota la massa de l'àtom està...
Options: A l'escorça, Al nucli, Al nuvol, A l'orbital
Back
Al nucli
3.
FLASHCARD QUESTION
Front
Els àtoms d’un element no sempre tenen el mateix número de neutrons.
Back
VERTADER
4.
FLASHCARD QUESTION
Front
El nombre màssic és la suma ...
- Dels protons i electrons que té l'àtom.
- Dels protons i neutrons que té l'àtom.
- Dels neutrons i electrons que té l'àtom.
- Dels protons i ions que té l'àtom.
Back
Dels protons i neutrons que té l'àtom.
5.
FLASHCARD QUESTION
Front
El nombre atòmic (Z) es defineix com el nombre d'electrons que té un àtom.
Back
FALS
6.
FLASHCARD QUESTION
Front
Els cations són isòtops amb càrrega positiva.
Back
FALS
7.
FLASHCARD QUESTION
Front
Els àtoms d'un mateix element que tenen diferent nombre de neutrons s'anomenen...
Back
Isòtops
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