
Pengekstrakan logam daripada bijihnya
Authored by Ummu Aiman
Science
3rd Grade
8 Questions
Used 90+ times

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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apakah maksud pengekstrakan logam?
Proses untuk memperoleh sesuatu logam daripada bijhnya
Proses menggabungkan beberapa logam menjadi sebatian
Proses pemanasan logam
Proses penguraian logam
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Logam manakah yang boleh diekstrak melalui elektrolisis sebatian logam dalam keadaan lebur?
Kalium
Zink
Ferum
Kuprum
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Logam manakah yang boleh diekstrak melalui penurunan oksida logam oleh karbon?
Natrium
Aluminium
Zink
Argentum
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Proses pengekstrakan logam besi daripada bijihnya boleh dilakukan di dalam ____________(relau bagas / oven). Pilih satu jawapan.
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Pilih bahan yang dimasukkan ke dalam rajah di atas melalui bahagian yang berlabel P.
Bijih besi
Arang kok
Batu kapur
Semburan udara yang sangat panas
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Di bahagian manakah leburan logam dikeluarkan?
P
Q
R
S
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Pilih pernyataan yang betul tentang isu perlombongan dan impaknya.
Pencemaran air akibat pencucian bijih
Pembentukan hujan asid
Penggunaan elektrik yang banyak
Pencemaran bau bijih yang dilombong
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