Sains Tingkatan 3 : 4.3 Pengekstrakan logam
Quiz
•
Science
•
9th - 12th Grade
•
Practice Problem
•
Medium
Alia Dalilah
Used 21+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah yang dimaksudkan dengan pengekstrakan logam daripada bijihnya?
proses pengasingan sesuatu logam daripada bijihnya
proses memecahkan sesuatu logam daripada bijihnya
proses mencampurkan sesuatu logam daripada bijihnya
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Manakah di antara logam berikut diekstrak melalui proses elektrolisis sebatian logam dalam keadaan lebur?
zink
aluminium
kuprum
merkuri
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimanakah Zink, Ferum, Timah dan Plumbun diekstrak?
Pengekstrakan melalui elektrolisis
Pengekstrakan melalui pemanasan terus
Pengekstrakan melalui penurunan oksida logam
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Antara berikut, manakah logam yang tidak perlu diekstrak kerana wujud dalam bentuk unsur dalam kerak bumi?
Argentum
Kalium
Emas
Magnesium
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pengekstrakan logam besi daripada bijihnya dilakukan di dalam relau bagas, betul atau salah?
Betul
Salah
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Apakah bahan-bahan yang ditambahkan ke dalam P?
Batu kapur
Bijih besi
Kok (karbon)
Natrium
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Namakan bahan yang dialirkan keluar dari relau bagas melalui bahagian yang berlabel R.
leburan logam
oksida besi
sanga
udara yang sangat panas
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