Tembaga_Pekerti

Quiz
•
Instructional Technology
•
University
•
Hard
Rudiyansah Rudiyansah
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Besar Cadangan Tembaga Dunia berasal dari Bijih Sulfida (Low Grade) ?
60
70
80
80
2.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Mineral Utama Sumber Bijih Tembaga ?
Cuprite
Malachite
Chalcocite
Chalcopyrite
3.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Tahapan Pemurnian Bijih Tembaga (Sulfide Ore) seperti berikut, kecuali?
Size reduction
Floatation
Smelting
Converting
4.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Pelarut Asam dalam Rute Hidrometalurgi Pemurnian Bijih Tembaga (Oxide Ore) ?
Asam Oksalat
Asam Klorida
Asam Sulfat
Asam Nitrat
5.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Unsur Pengotor Bijih Tembaga (Oxide Ore) ?
Emas - Platina
Besi - Mangan
Posfor - Besi
Sulfur - Mangan
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