
Unit 8: Manufactured Substance in Industry
Authored by Nilam Bhd
Chemistry
10th Grade
Used 385+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following true about alloy?
Antara berikut, yang manakah benar mengenai aloi?
Alloy is a mixture of two or more elements with a certain fixed/specific composition
Aloi ialah campuran dua atau lebih unsur dengan komposisi yang tetap
It is made up of either metal or semi metal compounds
Terdiri daripada sebatian logam atau sebatian separa logam
Combination of two or more non-homogeneous materials
Gabungan dua atau lebih bahan yang bukan homogen
The major component in the mixture is a semi metal
Komponen utama bagi campuran itu adalah separa logam.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is not the purpose of alloying?
Antara berikut, yang manakah bukan sebab utama pengaloian?
Chemically inert
Lengai secara kimia
To increase hardness and strength
Untuk meningkatkan kekerasan dan kekuatan
To resist corrosion
Untuk menghalang hakisan
To improve appearance
Untuk memperbaiki rupa
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Silicon dioxide, SiO2 which exist naturally in sand.
Silikon dioksida, SiO2 yang wujud semula jadi dalam pasir.
True / Betul
False / Salah
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which of the following true about ceramics?
Antara berikut, yang manakah benar tentang seramik?
I. Organic non-metallic solid
Pepejal bukan logam organik
II. Inorganic non-metallic solid
Pepejal bukan logam inorganik
III. Example of compounds that formed ceramics is aluminium oxide
Contoh sebatian yang membentuk seramik adalah aluminium oksida
IV. Conduct electricity and heat
Boleh mengkonduksi elektrik dan haba
I, III and / dan IV
II, III and / dan IV
II and / dan III
III and / dan IV
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following is advance ceramic?
Antara berikut, bahan yang manakah seramik termaju?
Borosilicate / Barosilikat
Tin / Stanum
zirconium oxide / zirkonia oksida
Duralumin / Duralumin
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Composite materials are formed by one non-homogeneous material.
Bahan komposit terdiri daripada satu bahan yang bukan homogen.
True / Betul
False / Salah
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The reinforce material is __________ while he matrix material is __________.
Bahan pengukuhan adalah __________ manakala bahan matriks adalah __________.
lignin; cellulose fibre
lignin; gentian selulosa
cellulose fibre; lignin
gentian selulosa; lignin
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