Tema 3. el átomo
Flashcard
•
Chemistry
•
8th Grade
•
Hard
Laura González Gómez
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29 questions
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1.
FLASHCARD QUESTION
Front
¿Cuál es la idea fundamental de la teoría atómica de Dalton?
Back
La materia está formada por átomos indivisibles
2.
FLASHCARD QUESTION
Front
¿Quién descubrió el electrón y lo describió como una partícula con carga negativa?
Back
Thomson
3.
FLASHCARD QUESTION
Front
¿Qué es un isótopo en términos de estructura atómica?
Back
Átomos del mismo elemento con diferente número de neutrones
4.
FLASHCARD QUESTION
Front
¿Cuál es la carga eléctrica de un protón?
Back
Positiva
5.
FLASHCARD QUESTION
Front
¿Cuál es la relación entre el número atómico y los protones en un átomo?
Back
Son iguales
6.
FLASHCARD QUESTION
Front
¿Cuál es la suma de protones y neutrones en un átomo conocida como?
Back
Número de masa
7.
FLASHCARD QUESTION
Front
¿Qué descubrimiento atribuye Thomson a la estructura atómica?
Back
El electrón
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