REDOKS DAN ELEKTROLISIS

REDOKS DAN ELEKTROLISIS

12th Grade

50 Qs

quiz-placeholder

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REDOKS DAN ELEKTROLISIS

REDOKS DAN ELEKTROLISIS

Assessment

Quiz

Chemistry

12th Grade

Practice Problem

Hard

Created by

Hamzah Hamzah

Used 6+ times

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50 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Reaksi redoks adalah reaksi yang melibatkan perubahan …

warna

energi

bilangan oksidasi

wujud zat

kecepatan reaksi

2.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Unsur yang mengalami oksidasi adalah unsur yang …

menerima elektron

melepaskan elektron

tetap biloksnya

menambah proton

menambah neutron

3.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Dalam reaksi:
Zn + CuSO₄ → ZnSO₄ + Cu
Unsur yang mengalami reduksi adalah …

Zn

Cu

S

O

semua salah

4.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Bilangan oksidasi sulfur dalam H₂SO₄ adalah …

+2

+4

+6

–2

0

5.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Reaksi oksidasi adalah reaksi yang disertai …

pengurangan elektron

penambahan elektron

pengurangan proton

penambahan neutron

perubahan wujud

6.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Dalam reaksi redoks, oksidator adalah zat yang …

mengalami oksidasi

mengalami reduksi

tidak berubah

kehilangan elektron

meningkatkan biloksnya

7.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Pada reaksi Fe + CuSO₄ → FeSO₄ + Cu, zat pereduksi adalah …

Fe

Cu

SO₄²⁻

Cu²⁺

O

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