Apakah yang dimaksudkan dengan keseimbangan redoks?
KIMIA

Quiz
•
Chemistry
•
5th Grade
•
Medium
siti nurhidayah sahari
Used 26+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tindak balas kimia yang melibatkan proses pengoksidaan
Tindak balas kimia yang melibatkan proses penurunan
Tindak balas kimia yang melibatkan proses pengoksidaan dan penurunan berlaku serentak
Tindak balas kimia yang melibatkan proses pengoksidaan atau penurunan berlaku serentak
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Agen pengoksidaan ialah
Bahan yang diturunkan
mengalami proses penurunan
Bahan yang dioksidakan
mengalami proses pengoksidaan
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Bahan yang dioksidakan dan mengalami proses pengoksidaan ialah
4.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Proses pengoksidaan
melepaskan elektron
menerima elektron
bertambah nombor pengoksidaan
berkurang nombor pengoksidaan
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CuO + Fe --> FeO + Cu
Berdasarkan persamaan, tentukan bahan yang dioksidakan
CuO
Fe
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mg + 2HCl --> MgCl2 + H2
Antara berikut yang manakah persamaan setengah bagi proses penurunan
Mg + 2e --> Mg2+
Mg --> Mg2+ + 2e
2H+ + 2e --> H2
H2 --> 2H+ + 2e
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Mg + CuSO4 --> MgSO4 + Cu
Apakah pemerhatian bagi tindak balas di atas
Larutan biru bertukar menjadi larutan tidak bewarna
Pepejal perang terhasil
Tiada perubahan kepada warna larutan biru
pepejal kelabu terhasil
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