KUIZ GETAH ASLI
Quiz
•
Chemistry
•
1st - 8th Grade
•
Easy
YUSNITA Moe
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7 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Yang manakah adalah monomer bagi getah asli?
Isoprana
Isoprena
Poliisoprena
Poliisoprana
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Yang manakah BUKAN ciri getah asli?
Lembut
Kenyal
Tahan haba
Mudah dioksidakan
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Antara berikut yang manakah BUKAN bahan yang boleh menggumpalkan lateks?
Asid Etanoik
Asid hidroklorik
Asid metanoik
Larutan ammonia
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Apakah yang berlaku pada situasi ini?
Membran protein pecah
Zarah-zarah getah menjadi neutarl
Polimer-polimer getah bergabung
Zarah getah berlanggar
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Pilih formula struktur bagi monomer getah yang betul?
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Di dalam udara terdapat bakteria yang merembeskan asid dan akhirnya menyebabkan getah menggumpal. Namakan asid yang dihasilkan oleh bakteria tersebut.
Asid etanoik
Asid laktik
Asid nitrik
Asid sitrik
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Alkali seperti larutan ammonia dapat menghalang penggumpalan lateks. Mengapakah keadaan ini boleh berlaku?
Ion hidroksida daripada alkali meneutralkan asid yang dihasilkan oleh bakteria.
Alkali yang hadir meneutralkan membran protein yang.
Bakteria tidak dapat menghasilkan asid dengan kehadiran alkali.
Ion hidroksida dan ion hidrogen menghalang lateks menggumpal
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