Takrifan Redoks(1)

Takrifan Redoks(1)

5th Grade

11 Qs

quiz-placeholder

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Takrifan Redoks(1)

Takrifan Redoks(1)

Assessment

Quiz

Chemistry

5th Grade

Practice Problem

Hard

Created by

CHUINH Moe

Used 3+ times

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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Maksud tindak balas REDOKS adalah:

Hanya tindak balas pengoksidaan yang berlaku .

Tindak balas pengoksidaan dan penurunan yang berlaku secara serentak.

Hanya tindak balas penurunan yang berlaku .

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mg + CuO → MgO + Cu


Berdasarkan persamaan kimia di atas :

Magnesium, Mg menderma oksigen dan dioksidakan

Magnesium, Mg menerima oksigen dan diturunkan

Magnesium, Mg menerima oksigen dan dioksidakan

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3CuO + NH3 → 3Cu + 3H2O + N2


Berdasrkan persamaan di atas:

CuO merupakan agen pengoksidaan.

CuO merupakan agen penurunan.

Kuprum(II) oksida, CuO kehilangan hidrogen

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Pernyataan manakah yang mendefinisikan pengoksidaan?

Penambahan nombor pengoksidaan

Terima hidrogen

Hilang oksigen

Terima elektron

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Antara berikut yang manakah agen pengoksidaan?

Magnesium

Air bromin

Kalium iodide

Kalium dikromat (VI) berasid

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Antara yang berikut, yang manakah berlaku dalam tindak balas pengoksidaan?

Kehilangan oksigen

Penerimaan hidrogen

Penerimaan elektron

Penambahan nombor pengoksidaan

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following statements refer to oxidation?

Pernyataan yang manakah merujuk kepada pengoksidaan?


I Process of losing oxygen

Proses kehilangan oksigen

II Process of gaining hydrogen

Proses penerimaan hidrogen

III Process of losing electrons

Proses kehilangan elektron

IV Process of increasing oxidation number

Proses penambahan nombor pengoksidaan

I and II only

III and IV only

I, II and III only

I, II , III and IV

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