
Korosi
Authored by Doni Hulu
Chemistry
12th Grade
Used 2+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Faktor-faktor berikut yang mepengaruhi terjadinya korosi adalah ….
Pemanasan
Kelembaban Udara
Kualitas logam
Pendinginan
Waktu pemakaian
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Seng dipilih sebagai pelapis besi untuk mencegah terjadinya korosi, karena …
Besi menjadi anoda
Seng menjadi katoda
Potensial reduksi besi lebih besar
Potensial reduksi besi dan seng sama
Besi menjadi mudah teroksidasi
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Paku yang mengalami korosi paling cepat terjadi pada nomor …
1
2
3
4
5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mudah atau tidaknya logam berkarat tergantung pada ….
Banyaknya air
Tingkat Kebasaan
Banyaknya oksigen
Keaktifan Logam
Suhu Lingkungan
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berikut ini adalah faktor-faktor yang dapat mempercepat terjadinya korosi, kecuali ….
Banyak uap air di sekitar logam
Bersinggungan langsung dengan udara
Banyak oksigen di sekitar logam
Banyak terdapat uap asam di sekitar logam
Di sekitar logam tidak ada oksigen
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Logam-logam berikut yang paling mudah mengalami korosi adalah ….
Cu
Au
Zn
Ag
Pt
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
I
II
III
IV
V
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