Kuiz 3
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Medium
Maizatul Jajuli
Used 3+ times
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Semasa kakisan bermula, logam akan mengalami pengoksidaan, manakala oksigen (udara) mengalami
tindak balas penurunan karat logam (oksida atau karbonat)
Ya
Tidak
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah langkah-langkah yang perlu diambil untuk mencegah pengaratan?
Penggunaan
permukaan
perlindungan
Perlindungan logam
korban
Pengaloian
Semua di atas
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Pengaratan besi akan berlaku jika dua bahan ini hadir iaitu
Air
Oksigen
Pasir
Hidrogen
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah perubahan tenaga yang berlaku dalam proses penyaduran?
Tenaga kimia kepada
tenaga elektrik
Tenaga kimia kepada
tenaga kinetik
Tenaga elektrik
kepada tenaga kimia
Tenaga kinetik kepada tenaga elektrik
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Permukaan logam yang hendak disadur perlu dibersihkan adalah salah satu keperluan penyaduran
yang baik?
Ya
Tidak
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