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Bilangan Oksidasi - Redoks 10A7

Authored by wawan sunarwan

Chemistry

10th Grade

Used 30+ times

Bilangan Oksidasi - Redoks 10A7
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40 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Bilangan oksidasi N paling rendah terdapat pada senyawa ….

HNO3

HNO2

N2O

NO

NO2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Bilangan oksidasi atom S pada senyawa Na2SO4 adalah

+1

+3

+4

+6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Atom oksigen Yang memiliki bilangan oksidasi -1 terdapat dalam

H2O2

NaO

CsO

OF2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Atom Br dalam senyawa KBrO3 memiliki bilangan oksidasi senilai

+1

+3

+5

+7

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Konsep reaksi redoks terdapat pada reaksi berikut, yaitu ....

NaOH(aq)+ HCl(l) →NaCI(aq) + H2O(l)

Fe(s)+ 2HCI(l) → FeCl2(s) + H2(g)

2 Mg(OH)2(aq)+ HCl(aq)→2 MgCl2(aq) + H2O(l)

Fe2O3(aq) + 2 H3PO4(aq) →2 FePO4(aq) + 2H2O(l)

KOH(aq)+ HCl(l) →KCI(aq) + H2O(l)

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Biloks atom karbon pada ion CO32-adalah ....

-2

-1

+2

+3

+4

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

K2CrO4(aq)+ H2SO4(aq) → K2SO4(aq) +K2Cr2O7(aq)+ H2O(l)

Biloks krom berubah dari ...

3 ke 6

6 ke 3

6 ke 8

6 ke 12

tidak berubah

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