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TINDAK BALAS REDOKS

Authored by ROSNANI Moe

Chemistry

1st Grade

12 Questions

Used 250+ times

TINDAK BALAS REDOKS
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Which of the following occurs during reduction reaction?

menerima oksigen

gain of oxygen

Kehilangan hidrogen

loss of hdrogen

menerima elektron

gain electron

penambahan nombor pengoksidaan

Increase in oxidation number

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. Nombor pengoksidaan litium dalam litium klorida, LiCl

Oxidation number of Litium in Litium chloride, LiCl

0

+1

+2

-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. Nombor pengoksidaan oksigen dalam hidrogen peroksida, H2O2

Oxidation number of oxygen inhydrogen peroxide, H2O2

0

+1

+2

-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4. Which of the following ions present in molten aluminium oxide?

Antara berikut, manakah ion-ion yang hadir dalam leburan aluminium oksida?

Al3+, O2-

Al3+, O2-, H+

Al3+, O2-, H+, OH-

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Bolehkah timah diekstrakkan dengan menggunakan karbon?

Can tin extracted using carbon?

Boleh/Can

Tidak / No

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Antara pasangan elektrod logam yang berikut, yang manakah menghasilkan bacaan voltmeter yang paling besar?


Which of the following pairs of metal electrodes produces the biggest voltmeter reading?

Mg ll Zn

Al ll Fe

Cu ll Ag

Zn ll Ag

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

7. Anod kuprum yang tulen terlarut untuk membentuk ion Cu2+.

Pure copper anode dissolve to form Cu2+ ions.

BETUL

SALAH

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