
korosi
Authored by sri Ratna
Chemistry
12th Grade

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan korosi pada logam?
Proses rusaknya logam akibat reaksi redoks dengan lingkungan
Proses penguatan logam akibat reaksi redoks
Proses pembentukan logam akibat reaksi redoks
Proses pembersihan logam akibat reaksi redoks
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang mempengaruhi proses perkaratan besi?
Suhu udara
Kadar air dalam udara
Kadar oksigen dalam udara
Kadar nitrogen dalam udara
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang terjadi pada besi saat terjadi proses perkaratan?
Besi mengalami reduksi
Besi tidak mengalami perubahan
Besi mengalami penguatan
Besi mengalami oksidasi
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang menyebabkan permukaan potongan besi menjadi tidak merata saat terjadi proses perkaratan?
Pengaruh logam lain
Pengaruh air
Pengaruh udara
Pengaruh panas
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang terjadi pada ion H+ dalam proses perkaratan besi?
Mengalami reduksi
Mengalami oksidasi
Mengalami penguatan
Tidak mengalami perubahan
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang termasuk teknik pelapisan logam untuk mencegah korosi?
Pengelasan
Pengecatan
Pengukiran
Pembakaran
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Teknik perlindungan katoda atau proteksi katoda meliputi penggunaan logam lain yang lebih reaktif sebagai...
Katalis
Elektrolit
Anoda
Katoda
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