Historia del átomo

Flashcard
•
Chemistry
•
9th - 12th Grade
•
Hard
Ana Estela
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
Demócrito
Back
filósofo griego que sugiere la existencia de átomos como indestructibles e indivisibles.
2.
FLASHCARD QUESTION
Front
Thomson
Back
Descubre los electrones y propone el Modelo atómico que representa al átomo como una masa esférica compacta con carga positiva, distribuida uniformemente, y cargas negativas ubicadas al azar. El conjunto de cargas resulta neutro.
3.
FLASHCARD QUESTION
Front
Rutherford
Back
Propone que los protones (+) se hallan en un núcleo central y los electrones (-) en igual número giran alrededor de éste.
4.
FLASHCARD QUESTION
Front
Bohr
Back
Ubica a los protones en el núcleo y a los electrones en un número limitado de órbitas o niveles de energía.
5.
FLASHCARD QUESTION
Front
Chadwick
Back
Descubre a los neutrones.
6.
FLASHCARD QUESTION
Front
Los quarks
Back
Son partículas que forman o constituyen a otras partículas.
7.
FLASHCARD QUESTION
Front
Los electrones...
Back
poseen carga eléctrica negativa, se encuentran en la zona extranuclear.
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