
korosi
Authored by Tenty Simanjuntak
Chemistry
3rd Grade
Used 4+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Berikut ini adalah faktor-faktor yang dapat mempercepat terjadinya korosi, kecuali ....
Banyak uap air di sekitar logam
Banyak oksigen di sekitar logam
Di sekitar logam tidak ada oksigen
Bersinggungan langsung dengan udara
Banyak terdapat uap asam di sekitar logam
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berdasarkan gambar di atas , urutan kecepatan korosi dimulai dari yang tercepat hingga terlambat, adalah….
1, 2, 3, 4, 5
5, 2, 1, 3, 4
3, 4, 5, 2, 1
2, 4, 5, 3, 1
5, 3, 2, 4, 1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perlindungan korosi yang paling tepat dilakukan untuk melindungi logam pada bagian mesin yang berputar adalah….
mengecat
dibuat paduan logam
perlindungan katodik
melumuri dengan oli
dibalut dengan emas
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Perhatikan gambar proses korosi berikut!
Proses korosi yang berlangsung paling lambat ialah ….
1
2
3
4
5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Perhatikan gambar berikut!
Tabung yang berisi paku paling lambat mengalami korosi ialah ….
1
2
3
4
5
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