
SAINS BAB 4: 4.3: PENGEKSTRAKAN LOGAM DARIPADA BIJIHNYA
Authored by MOHAMAD Moe
Science
10th Grade
Used 97+ times

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10 questions
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1.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Pengekstrakan logam ialah proses untuk memperoleh sesuatu ________ daripada bijihnya.
2.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Manakah di antara logam-logam berikut diekstrak melalui proses elektrolisis sebatian logam dalam keadaan lebur?
Kalium
Zink
Kuprum
Natrium
3.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Manakah diantara logam-logam berikut diekstrak melalui penurunan oksida logam oleh karbon
Zink
Ferum
Timah
Plumbum
4.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Manakah diantara logam-logam berikut tidak perlu diekstrak kerana wujud dalam bentuk unsur dalam kerak bumi?
Kuprum
Merkuri
Argentum
Emas
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pengekstrakan logam besi daripada bijihnya dilakukan di dalam relau bagas, betul atau salah?
Betul
Salah
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Hasil tindak balas diantara karbon + oksigen --> __________
Karbon dioksida
Karbon monoksida
Karbon silikat
Karbon oksida
7.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Manakah antara berikut merupakan impak isu perlombongan dalam konteks tempatan atau global
Pencemaran udara akibat pembakaran bahan api
Penggunaan tenaga elektrik yang banyak
Pencemaran air akibat pencucian bijih
Udara yang bersih lagi nyaman
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