Kimia Tingkatan 5 Tindak Balas Redoks

Quiz
•
Chemistry
•
University
•
Medium
Standards-aligned
rosniwati md salleh
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah yang dimaksudkan dengan pengoksidaan?
Menerima elektron
Menerima hidrogen
Kehilangan oksigen
Penambahan nombor pengoksidaan
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah yang dimaksudkan dengan tindak balas redoks?
Tindak balas penurunan dan pengoksidaan yang berlaku berasingan
Tindak balas pengoksidaan dan penurunan yang berlaku lambat
Tindak balas pengoksidaan dan penurunan yang berlaku secara serentak
Tindak balas pembakaran dan penurunan berlaku serentak
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah nombor pengoksidaan bagi logam kuprum?
0
+2
-2
+1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah syarat bagi pengaratan besi berlaku?
Air dan udara
Air dan asid
Udara dan asid
Air, udara dan garam
Tags
NGSS.HS-ESS2-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapakah nombor pengoksidaan bagi unsur kromium dalam kalium dikromat (VI), K2Cr2O7?
+2
+3
+5
+6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Logam manakah yang dapat mencegah pengaratan apabila bersentuhan dengan besi?
Plumbum
Argentum
Kuprum
Magnesium
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Manakah antara berikut terlibat dalam tindak balas redoks?
peneutralan
penapaian
pengesteran
penyesaran
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