Redoks Basic

Redoks Basic

10th Grade

15 Qs

quiz-placeholder

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Redoks Basic

Redoks Basic

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Medium

Created by

Zulfakar Tribuana Said

Used 1+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 6 pts

Perhatikan pernyataan berikut

1) reaksi pelepasan hidrogen

2) reaksi penurunan bilangan oksidasi

3)reaksi pembebasan elektron

4)reaksi pengikatan elektron

Dari pernyataan diatas yang merupakan konsep dari reaksi reduksi adalah ....

(2), (4)

(1), (2), (3)

(1), (3)

(3) (4)

2.

MULTIPLE CHOICE QUESTION

3 mins • 6 pts

CuO + H2 → Cu + H2O

Yang bertindak sebagai Oksidator adalah …

COOH

CuO

H2O

Cu

3.

MULTIPLE CHOICE QUESTION

3 mins • 6 pts

MnO2 + 4HCl → MnCl2 + 2H2O + Cl2

Yang bertindak sebagai Reduktor adalah . . .

HCl

MnCl2

MnO2

2H2O

4.

MULTIPLE CHOICE QUESTION

3 mins • 6 pts

Bilangan oksidasi atom Cl tertinggi di antara senyawa berikut adalah …

CaO2

KClO

KCl

KClO3

5.

MULTIPLE CHOICE QUESTION

3 mins • 6 pts

Reaksi berikut termasuk reaksi oksidasi jika dilihat dari kemampuan menerima atau melepaskan oksigen adalah

2Na2O → 4 Na + O2

2Na2O2 →2 Na2O + O2

2 BaO2 →2 BaO + O2

2K + O2 →2K2O

6.

MULTIPLE CHOICE QUESTION

3 mins • 6 pts

Bilangan Oksidasi Fe dalam Fe2O3 adalah...

+2

+3

+1

0

7.

MULTIPLE CHOICE QUESTION

3 mins • 6 pts

Bilangan oksidasi N dalam HNO3

+3

+2

+5

-2

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