Nox e Balanceamento
Authored by ENZO BORAZO
Chemistry
9th Grade
Used 21+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Balanceie a equação conforme os menores coeficientes inteiros:
C+ O2→ CO
1:2:1
2:1:2
1:1:1
2:2:1
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Balanceie a equação conforme os menores coeficientes inteiros:
N2 + O2 → N2O5
2:5:2
2:1:2
1:1:1
2:3:2
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Balanceie a equação conforme os menores coeficientes inteiros:
H2 + O2→H2O
1:2:1
2:1:2
1:1:1
1:1:2
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Todo elemento da família 2, metais alcalinos terrosos, tem nox igual a:
-1
+2
-2
+1
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Cada átomo de uma substância simples tem nox igual a:
+1
zero
-1
+2
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
O somatório do nox de um íon é sempre igual a:
zero
a carga
um
dois
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Qual o NOx do oxigênio em O3?
-2
0
-1
+1
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