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1° RETRO

Authored by MARIO TANTA

Chemistry

8th Grade

Used 2+ times

1° RETRO
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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

FILÓSOFOS GRIEGOS,ENUNCIARON LA EXISTENCIA DEL ATOMO EN LA MATERIA.

ARISTÓTELES Y EMPÉDOCLES

EPICURIO Y PARACELSO

LEUCIPO Y DEMÓCRITO

PLATÓN Y SÓCRATES

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

DESCUBRIÓ EL NEUTRÓN.

E.RUTHERFORD

J.CHADWICK

J.DALTON

J.THOMSON

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

PARTE DEL ÁTOMO DONDE SE CONCENTRA CASI TODA SU MASA.

PROTÓN

ZONA EXTRANUCLEAR

ELECTRÓN

NÚCLEO ATÓMICO

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

En un átomo si su A=59 y su Z=28 , entonces la cantidad de neutrones es...

31

28

29

59

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

En un átomo neutro si su A=79 y su #n°=45 , calcular cuántos electrones posee....

28

34

54

45

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