NÚMERO DE OXIDAÇÃO
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Medium
Maria Calabrese
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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
O número de oxidação do S no SO42- é:
6 -
4 -
4 +
6 +
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dentre as substâncias abaixo, escolha a que possui NOx 0.
N2
CH4
SO3
C2H6
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Em uma substância composta a soma algébrica do número de oxidação de todos os átomos que compõe essas substâncias é igual a:
Um
Ao maior número de oxidação
Zero
Ao menor número de oxidação
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Qual o número de oxidação do fósforo no Na3PO4?
+1
+2
+3
+4
+5
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Qual o número de oxidação do nitrogênio no NH3?
-3
-2
-1
0
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Qual o número de oxidação do enxofre no H2S?
-3
-2
-1
0
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Qual o número de oxidação do enxofre no Ag2SO4?
+6
+4
+2
-2
-6
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