UJIAN 1 KIMIA T5: TINDAKBALAS REDOKS

Quiz
•
Chemistry
•
5th - 12th Grade
•
Medium
Liyana AM
Used 19+ times
FREE Resource
29 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Apakah yang dimaksudkan dengan tindakbalas redoks ?
Tindakbalas yang melibatkan oksigen dan hidrogen.
Sejenis tindak balas kimia yang berlaku secara serentak.
Tindakbalas yang melibatkan pengoksidaan dan penurunan yang berlaku secara serentak
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Manakah antara yang berikut merupakan tindakbalas PENGOKSIDAAN ?
Penambahan hidrogen
Kehilangan oksigen.
Penurunan nombor pengoksidaan.
Penambahan oksigen.
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Manakah antara berikut merupakan tindakbalas PENURUNAN ?
Suatu bahan tindakbalas mengalami penambahan Oksigen.
Suatu bahan tindakbalas mengalami penambahan nombor pengoksidaan.
Suatu bahan tindakbalas mengalami penambahan hidrogen.
Suatu bahan tindakbalas mengalami kehilangan hidrogen.
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tindak balas antara magnesium, Mg dan karbon dioksida, CO₂ ialah satu contoh tindak balas redoks. Tulis persamaan kimia seimbang bagi tindakbalas yang berlaku.
Mg + CO₂ Mg + C + O₂
Mg + Co₂ MgO + C
2Mg + CO₂ 2MgO + C
Mg + CO₂ 2MgO + C
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Berdasarkan Question 4, nyatakan nama tindakbalas yang berlaku pada Magnesium, Mg.
Pengoksidaan
Penurunan
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Berdasarkan Question 4, namakan tindak balas yang berlaku pada karbon dioksidac CO₂.
Pengoksidaan
Penurunan
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Berdasarkan Question 4, kenalpasti agen pengoksidaan bagi tindak balas tersebut.
Magnesium
Karbon dioksida
Magnesium Oksida
Karbon
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