T4 BAB 9 KIMIA INDUSTRI

Lateks dihantar ke kilang dalam keadaan gumpalan pepejal. Apakah bahan yang menyebabkan lateks menggumpal?

Latex been sent off to the factory in the form of solid lumps. What is the substance that caused the latex to coagulate?

• Asid

  Acid

• Alkali

  Alkali

• Sulfur

  Sulphur

• Air Suling

  Distilled water

Antara produk berikut, yang manakah menunjukkan kegunaan politena?

Which of the following products shows the use of polythene?

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• 
• 
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Selepas satu tahun Ahmad mendapati pintu pagar besi dirumahnya telah berkarat. Sifat logam tulen ini boleh dibaiki melalui proses W. Apakah proses W?

After one year, Ahmad found that the iron gate at his house had rusted. The properties of this pure metal can be improved through the W process. What is W process?

• Pengaloian

  Alloying

• Pengoksidaan

  Oxidation

• Pempolimeran

  Polymerization

• Pemvulkanan

  Depolymerization

Rajah 5 menunjukkan struktur aloi yang digunakan untuk membuat alatan muzik seperti saksofon.

Diagram 5 shows the structure of an alloy which is used to make musical instruments such as saxophone.

Apakah K dan L?

What are K and L?

• K : Besi / Iron

  L : Magnesium / Magnesium

• K : Besi /Iron

  L : Karbon / Carbon

• K : Kuprum / Copper

  L : Timah / Tin

• K : Kuprum / Copper

  L : Zink / Zinc

Rajah 6 menunjukkan barangan yang dihasilkan daripada getah.

Diagram 6 shows the items made of rubber.

Antara berikut, yang manakah perlu ditambah ke dalam getah asli untuk menghasilkan tayar yang lebih keras dan tahan haba?

Which of the following substances that needed to add into natural rubber to produce tyres that are harder and more heat resistance?

• Sulfur

  Sulphur

• Dawai besi

  Iron wire

• Asid etanoik

  Ethanoic acid

• Larutan ammonia

  Ammonia solution

Rajah 10 menunjukkan bahan diperbuat daripada kaca

Diagram 10 shows substances made of glass.

Antara berikut, yang manakah jenis kaca yang betul bagi bahan tersebut?

Which of the following is the correct type of glass for the substances?

• Kaca plumbum

              Lead crystal glass

• Kaca soda kapur

              Soda-lime glass

• Kaca borosilikat

              Borosilicate glass

• Kaca silika terlakur

              Fused silica glass

Rajah 11 menunjukkan suatu proses mempertingkatkan sifat getah asli

Diagram 11 shows a process to improve the properties of natural rubber.

Apakah kesan penambahan bahan S dalam proses tersebut?

What is the effect of adding substance S in the process?

• Tapak kasut mudah haus

              Shoe soles worn out easily

• Hos getah mudah digulung

              Rubber hoses easy to roll up

• Tayar kenderaan tahan lebih lama

              Vehicle tyres last longer

• Sarung tangan getah menjadi kurang elastic

              Rubber glovesbecome less elastic

Apakah komponen utama dalam tanah liat?

What is the main components in clay?

• Natrium silikat

  Sodium  silicate

• Natrium oksida

  Sodium  oxide

• Aluminium silikat

  Aluminium  silicate

• Aluminum oksida

  Aluminium  oxide

Rajah 1 menunjukkan susunan suatu aloi.

Diagram 1 shows the arrangement of an alloy.

Apakah aloi tersebut.

What is the alloy?

• Loyang / brass

•             Piuter / Pewter

• Keluli / Steel

• Gangsa /Bronze

Antara  berikut, yang manakah dieprbuat daripada seramik?

Which of the following is made of ceramic?

• Radas makmal

  Laboratory apparatus

• Tingkap kaca

  Glass window

• Prism kaca

  Glass prism

• Gigi palsu

  Denture