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WorksheetsA DATE WITH CHEMISTRY (POLYMER)
Total questions: 11
Worksheet time: 11mins
The basic unit of a polymer is known as
Unit asas bagi polimer dinamakan
Atom
Atom
Molecule
Molekul
Monomer
Monomer
Latex
Lateks
Which of the following are examples of Natural Polymer?
Antara berikut, yang manakah merupakan contoh Polimer Semula jadi?
DNA
DNA
Wool
Bulu kambing
Nylon
Nilon
Cellulose
Selulosa
In ------------ polymerization, two different monomers are involved with the elimination of small molecules.
Dalam tindak balas___________ pempolimeran, dua monomer yang berbeza terlibat dan penyingkiran molekul kecil.
addition
penambahan
condensation
kondensasi
oxidation
pengoksidaan
hidrogenation
penghidrogenan
In ----------- polymerization reactions, same monomer undergo polymerization.
Dalam tindak balas _________pempolimeran, monomer yang sama menjalani pempolimeran
oxidation
pengoksidaan
condensation
kondensasi
addition
penambahan
hidrogenation
penghidrogenan
Two types of polymer are shown below. Which of the following statements concerning these polymers is correct?
X is thermoplastic whereas Y is thermosetting
X is thermosetting whereas Y is thermoplastic
Both are thermosetting
Both are thermoplastic
What is the monomer for Natural Rubber?
Apakah monomer bagi Getah Asli?
Glucose
Glukosa
Isoprene
Isoprena
Propene
Propena
Styrene
Stirena
Which of the following are the characteristics of Natural Rubber?
Antara berikut, yang manakah merupakan ciri-ciri Getah asli?
Soft
Lembut
High heat resistance
tahan haba
Elastic
Elastik
Reactive to chemical
Reaktif kepada bahan kimia
Acid coagulates latex while alkali prevent the coagulation of latex
True
False
Synthetic polymers are stronger and more durable
compared to natural polymers. In your opinion, should we just use Synthetic polymers instead of Natural polymer?
Polimer sintetik lebih kuat dan tahan lama berbanding polimer semula jadi. Pada pendapat anda, patutkah kita terus menggunakan polimer sintetik berbanding polimer semula jadi.
Vulcanisation by using ____________is the main method used to produce vulcanised rubber from natural rubber
Pemvulkanan dengan menggunakan ___________merupakan kaedah yang paling utama digunakan untuk menghasilkan getah tervulkan daripada getah asli.
oxygen
oksigen
sulphur
sulfur
nitrogen
nitrogen
carbon
karbon
If I would like to do another session like this, which topic would you like me to help you with?
