(3.9.) Retest II - Redoks (Bilangan Oksidasi)

(3.9.) Retest II - Redoks (Bilangan Oksidasi)

10th Grade

10 Qs

quiz-placeholder

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(3.9.) Retest II - Redoks (Bilangan Oksidasi)

(3.9.) Retest II - Redoks (Bilangan Oksidasi)

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Medium

Created by

Jhony Fahamzah

Used 341+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 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)

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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

-2

-1

+2

+3

+4

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Biloks atom halogen paling tinggi terdapat pada senyawa ....

I-

CuI2

KClO4

Cl2O5

BrO3-

4.

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

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Bilangan oksidasi yang bernilai +1 dan -1 terdapat pada senyawa ....

H2O dan O2

OF2 dan HNO3

H2O2 dan H2O

O2 dan HNO3

OF2 dan H2O2

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Biloks P dalam senyawa Na3PO4 adalah ...

+5

-5

+7

-7

+3

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Biloks Mn dari senyawa KMnO4 adalah ....

-7

+6

+7

-6

-5

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