KUIZ REDOKS : PENGARATAN
Quiz
•
Chemistry
•
1st - 4th Grade
•
Practice Problem
•
Medium
SITI Moe
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7 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
SPM 2011
1. Besi berkarat dengan kehadiran oksigen dan air. Kaedah manakah menyebabkan besi berkarat lebih cepat?
Penyaduran besi dengan stanum
Penyentuhan besi dengan plumbum
Penggalvanian besi dengan zink
Penyambungan besi kepada magnesium
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
SPM 2013
A
B
C
D
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
SPM 2014
3. Seorang pelajar mendapati sudu besi mudah berkarat. Apakah kaedah yang sesuai untuk menyelesaikan masalah itu ?
Celup ke dalam minyak
Gosok dengan kertas pasir
Sadur dengan argentum
Sentuh dengan logam kuprum
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
SPM 2015
4. Cara mengawal pengaratan saluran paip besi bawah tanah adalah melalui perlindungan korban. Antara yang berikut, yang manakah adalah logam korban ?
Kuprum
Plumbum
Stanum
Zink
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Logam manakah yang paling lambat terkakis ?
Magnesium
Kuprum
Zink
Stanum
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Nyatakan jenis tindak balas yang berlaku di terminal negatif (anod).
tindak balas pengoksidaan
tindak balas penurunan
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apabila besi bersentuhan dengan logam yang lebih elektropositif seperti aluminium, zink...pengaratan besi perlahan atau bertambah cepat ?
pengaratan besi perlahan
pengaratan besi bertambah cepat
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