Prueba de diagnóstico Química 3

Quiz
•
Chemistry
•
University
•
Medium
Wilfrido Pérez
Used 7+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Relacione la respuesta correcta:
-En la oxidación la valencia del elemento:
Aumenta
Disminuye
Se mantiene
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En la reducción
la valencia del elemento:
Aumenta
Disminuye
Se mantiene
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un elemento en estado libre tiene valencia:
0
1
3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colorea alternativa correcta
La igualación de una ecuación se aumenta OH en el medio:
Ácido
Básico
Amalgama
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La igualación de una ecuación se aumenta H2O en el medio:
Ácido
Básico
Amalgama
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Observa y Describe las opciones y escoge la respuesta correcta.
El peso Molecular del H2SO4 es:
98
108
120
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El peso molecular del CO2 es:
50
44
200
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