Apakah nombor pengoksidaan bagi X
dalam ion X2O7-2 ?
Kuiz Pengoksidaan dan Penurunan
Quiz
•
Chemistry
•
10th Grade
•
Hard
henerita ray
Used 27+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apakah nombor pengoksidaan bagi X
dalam ion X2O7-2 ?
+3
+4
+5
+6
2.
MULTIPLE CHOICE QUESTION
1 min • 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 .
3.
MULTIPLE CHOICE QUESTION
1 min • 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
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pernyataan manakah yang mendefinisikan pengoksidaan?
Penambahan nombor pengoksidaan
Terima hidrogen
Hilang oksigen
Terima elektron
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apakah nombor pengoksidaan bagi X dalam ion X2O32-?
+2
+4
-2
-4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apakah nombor pengoksidaan bagi X
dalam ion X2O7-2 ?
+3
+4
+5
+6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apakah nombor pengoksidaan bagi nitrogen dalam NO2?
+2
+3
+4
+6
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