A qu mica atualizada professor cesar greca
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Use a barra de rolagem. A Química Atualizada Professor Cesar Greca. 1. 8. 1. 8. 4. H 2 S+ HNO 3 H 2 SO 4 + NO 2 + H 2 O . - 2. + 6.  = (+6) - (-2) = 8 x 1 = 8.  = (+5) - (+4) = 1 x 1 = 1. + 5. + 4.

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A qu mica atualizada professor cesar greca

Use a barra de rolagem

A Química Atualizada Professor Cesar Greca

1

8

1

8

4

H2S+ HNO3 H2SO4 + NO2 + H2O

- 2

+ 6

 = (+6) - (-2) = 8 x 1 = 8

 = (+5) - (+4) = 1 x 1 = 1

+ 5

+ 4

N >> redução (+5 a +4) >> agente oxidante >> HNO3

S >> oxidação (-2 a +6) >> agente redutor >> H2S


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