
1° RETRO
Authored by MARIO TANTA
Chemistry
8th Grade
Used 2+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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
DESCUBRIÓ EL NEUTRÓN.
E.RUTHERFORD
J.CHADWICK
J.DALTON
J.THOMSON
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
PARTE DEL ÁTOMO DONDE SE CONCENTRA CASI TODA SU MASA.
PROTÓN
ZONA EXTRANUCLEAR
ELECTRÓN
NÚCLEO ATÓMICO
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
En un átomo neutro si su A=79 y su #n°=45 , calcular cuántos electrones posee....
28
34
54
45
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