REPASO EC 2do F-Q
Quiz
•
Science
•
8th Grade
•
Medium
Araceli Haro
Used 3+ times
FREE Resource
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25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Quién propuso la idea de que la materia está compuesta por partículas indivisibles llamadas 'átomos'?
Demócrito
Thomson
Duki
Dalton
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué modelo describe el átomo como una esfera de carga positiva con electrones incrustados en él?
Modelo de Demócrito
Modelo de Bohr
Modelo de Thomson
Modelo de Rutherford
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué demostró el experimento de la lámina de oro de Rutherford?
Los átomos tienen un núcleo pequeño y denso
Los átomos son indivisibles
Los electrones están incrustados en una esfera positiva
Los átomos son en su mayoría espacio vacío
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿En qué año propuso Bohr su modelo del átomo?
1900
1913
1920
1897
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el propósito principal de la tabla periódica?
Clasificar elementos por color
Organizar elementos por número atómico y propiedades
Mostrar la historia de la química
Listar todos los compuestos conocidos
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuántos grupos hay en la tabla periódica?
12
7
10
18
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de elementos son típicamente buenos conductores de calor y electricidad?
No metales
Metaloides
Metales
Gases nobles
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