KIMIA T5- Pengoksidaan dan Penurunan 1

KIMIA T5- Pengoksidaan dan Penurunan 1

5th Grade

15 Qs

quiz-placeholder

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KIMIA T5- Pengoksidaan dan Penurunan 1

KIMIA T5- Pengoksidaan dan Penurunan 1

Assessment

Quiz

Chemistry

5th Grade

Practice Problem

Hard

Created by

DIANA Moe

Used 5+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pernyataan manakah yang mendefinisikan pengoksidaan?

Penerimaan elektron

Kehilangan oksigen

Penerimaan hidrogen

Peningkatan nombor pengoksidaan

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Manakan antara berikut BENAR tentang setengah persamaan ini?

Elektron didermakan oleh iodin

Elektron diterima oleh iodin

Elektron didermakan oleh ion iodida

Elektron diterima oleh ion iodida

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dalam suatu tindak balas, nombor pengoksidaan bromin berubah dari +1 kepada +5. Ini menunjukkan bromin mengalami tindak balas .....

pengoksidaan

penurunan

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Antara berikut, yanag manakah merupakan tindak balas penurunan?

HBr → Br2

SO32- → SO42-

MnO4- → Mn2+

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Dalam tindak balas redoks berikut, bahan manakah yang mengalami pengoksidaan?

Mg

O2

MgO

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Bahan yang mengalami penurunan ialah

Gas ammonia, NH3

Pepejal kuprum(II) oksida, CuO

Gas nitrogen, N2

Pepejal kuprum, Cu

Air, H2O

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Setengah persamaan ini menunjukkan pepejal kalsium mengalami tindak balas __________.

pengoksidaan

penurunan

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