Kuiz Keseimbangan Redoks

Kuiz Keseimbangan Redoks

5th Grade

20 Qs

quiz-placeholder

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Kuiz Keseimbangan Redoks

Kuiz Keseimbangan Redoks

Assessment

Quiz

Chemistry

5th Grade

Medium

Created by

halimaton mohammad

Used 55+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Antara berikut, yang manakah berlaku tindak balas semasa tindak balas penurunan?

Menerima elektron

Kehilangan hidrogen

Menerima elektron

Penambahan nombor pengoksidaan

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Apakah nombor pengoksidaan nitrogen dalam NH4Cl?

+1

+3

-1

-3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Antara berikut, yang manakaj BENAR mengenai persamaan kimia seimbang di bawah?


H2S + Cl2 ---> S + 2HCl

Hidrogen sulfida mengalami pengoksidaan dengan kehilangan hidrogen membentuk sulfur.

Gas klorin mengalami penurunan dengan penerimaan hidrogen membentuk asid hidroklorik

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Antara yang berikut, yang manakah ialah tindak balas redoks?

Fe + CuSO4 --> FeSO4 + Cu

2HCl + CaCO3 --> CaCl2 + CO2 + H2O

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Antara berikut, bahan yang manakah boleh menukarkan ion Ferum (III) kepada ion Ferum (II)?

Air bromin

Hidrogen sulfida

Air klorin

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Apakah nilai bagi x, y dan z?

x: 12 y:7 z: 6

x: 14 y: 6 z:7

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Nyatakan perubahan nombor pengoksidaan bromin dalam tindak balas tersebut.

0 kepada +1

0 kepada -1

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