Observe a equação :
Na+ AlCl3 --> NaCl + Al :
a sequência correta dos nox são:
AGENTE OXIDANTE E REDUTOR
Quiz
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Chemistry
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11th Grade
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7 plays
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Medium
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Observe a equação :
Na+ AlCl3 --> NaCl + Al :
a sequência correta dos nox são:
-3, 0, +1, +1, -1, +1
0, +3, -1, +1, -1, 0.
+1, +3, -3, +1, -1, 0
-1,+1,-1,+3,0,+2
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
O agente redutor é aquele que sofre:
oxidação
redução
3.
MATCH QUESTION
5 mins • 1 pt
Associe corretamente os valores dos nox do cloro-Cl- em cada composto a seguir:-
+5
Cl-1
+7
HClO2
0
HClO4
-1
Cl2
+3
HClO3
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Fe + Cl2 --> FeCl3 : o agente oxidante é:
Fe
Cl2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O NOX nas substâncias simples sempre será:
1
0
depende do composto
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Observe a equação química:Fe + Cl2 --> Fe Cl3; o NOX do Cl2 é:
zero
-1
+1
+5
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