Todo elemento da família 2, metais alcalinos terrosos, tem nox igual a:
NOX

Quiz
•
Chemistry
•
Professional Development
•
Medium
Tamires Custódio
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-1
-2
+2
+1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Todo elemento da família 1, metais alcalinos, tem nox igual a:
+1
+3
-2
-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O alumínio tem nox fixo igual a:
+3
+5
-3
-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cadmio e o Zinco apresentam nox fixos igual a:
+1
+2
+3
+4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cada átomo de uma substância simples tem nox igual a:
+1
zero
-1
+2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O somatório do nox de um composto é sempre:
a carga
zero
um
dois
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O somatório do nox de um íon é sempre igual a:
zero
um
a carga
dois
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