seleccion 1, TEMA 7,
Authored by jorge barrera
Chemistry
1st Grade
Used 11+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El fenómeno por el cual cierto tipo de sustancias se desintegran en forma espontánea, debido a la inestabilidad de sus nucleaos se llama:
a) Mezcla heterogénea
Combinación
a) Alotropía
a) Radiactividad natural
a) Reactividad
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A
B
C
D
E
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
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B
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D
E
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A
B
C
D
E
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A
B
C
D
E
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A
B
C
D
E
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
E
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