Kuis ke-1 Materi Redoks
Quiz
•
Chemistry
•
12th Grade
•
Easy
Siti Hawa
Used 1+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Manakah dari reaksi berikut yang menunjukkan proses oksidasi?
2H₂O₂ → 2H₂O + O₂
SO₂ + H₂O → H₂SO₃
2FeCl₃ + H₂S → 2FeCl₂ + 2HCl + S
2Na + Cl₂ → 2NaCl
2.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Manakah dari pernyataan berikut yang BENAR mengenai reaksi redoks yang melibatkan oksigen?
Dalam semua reaksi redoks, oksigen selalu mengalami reduksi.
Oksidasi selalu melibatkan penambahan atom oksigen pada suatu zat.
Reduksi selalu melibatkan pelepasan atom oksigen dari suatu zat.
Oksigen dapat bertindak sebagai oksidator maupun reduktor.
3.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Proses perkaratan besi melibatkan reaksi redoks. Zat yang mengalami oksidasi adalah...
Besi
Oksigen
Air
Karbon dioksida
4.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Dalam proses fotosintesis, air (H₂O) berperan sebagai...
Oksidator, karena melepaskan atom oksigen
Reduktor, karena melepaskan atom hidrogen
Katalis, karena mempercepat reaksi
Iner, tidak terlibat dalam reaksi redoks
5.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Perhatikan reaksi berikut: 2KClO₃ → 2KCl + 3O₂. Zat yang mengalami oksidasi adalah...
KClO₃
KCl
O₂
Tidak ada yang mengalami oksidasi
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