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Sc-F3 (4.2)

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Metal X glows dimly when react with oxygen. What is X?

Logam X membara dengan malap apabila bertindak balas dengan oksigen. Apakah Logam X?

a)

Copper

Kuprum

b)

Magnesium

Magnesium

c)

Aluminium

Aluminium

d)

Iron

Besi

2.

Which of the following is the correct chemical symbol for iron?

Manakah yang berikut merupakan simbol kimia bagi besi?

a)

Fe

b)

Ir

c)

Bs

d)

Pb

3.

What is the product of heating zinc oxide with carbon?

Apakah produk yang diperoleh apabila zink oksida dipanaskan dengan karbon?

a)

Zinc and carbon dioxide

Zink dan karbon dioksida

b)

Zinc dioxide and carbon

Zink dioksida and karbon

c)

Zinc and carbon monoxide

Zink dan karbon monoksida

d)

No reaction

Tiada tindak balas

4.

Where is the position of carbon in the reactivity series of metal?

Di manakah kedudukan karbon dalam siri kereaktifan logam?

a)

Between Aluminium and Zinc

Di antara Aluminium dan Zink

b)

Between Magnesium and Aluminium

Di antara Magnesium dan Aluminium

c)

Between Zinc and Ferum

Di antara Zink dan Besi

d)

Between Ferum and Tin

Di antara Besi dan TImah

5.

Where is the position of hydrogen in the reactivity series of metal?

Di manakah kedudukan hidrogen dalam siri kereaktifan logam?

a)

Between Zinc and Ferum

Di antara Zink dan Besi

b)

Between Aluminium and Zinc

Di antara Aluminium dan Zink

c)

Between Ferum and Tin

Di antara Besi dan Timah

d)

Between Tin and Lead

Di antara Timah dan Plumbum

6.

What is the pure metal that can be extracted from Cassiterite?

Apakah logam tulen yang boleh diekstrak daripada Kasiterit?

a)

Tin

Timah

b)

Ferum

Besi

c)

Lead

Plumbum

d)

Copper

Kuprum

7.

Potassium, Sodium, Calcium, Magnesium, Aluminium

Kalium, Natrium, Kalsium, Magnesium, Aluminium


Which method is used to extract these metals from their ores?

Kaedah apakah yang digunakan untuk mengekstrak logam-logam berikut daripada bijihnya?

a)

Electrolysis of metallic compound in molten state.

Elektrolisis sebatian logam dalam keadaan lebur.

b)

The reduction of metal oxide by carbon.

Penurunan oksida logam oleh karbon.

c)

Heat the compounds directly.

Memanaskan sebatian itu terus

d)

Exist in the form of elements.

Wujud dalam bentuk unsur.

8.

The reduction of metal oxide by carbon is suitable for the extraction following metals, except

Penurunan oksida logam oleh karbon adalah sesuai untuk mengekstrak logam-logam berikut, kecuali

a)

Magnesium

Magnesium

b)

Ferum

Besi

c)

Tin

Timah

d)

Lead

Plumbum

9.

Which of the following natural compunds (ores) produces copper metal when heated?

Manakah sebatian semulajadi (bijih) yang berikut menghasilkan logam kuprum apabila dipanaskan?

a)
b)
c)
d)
10.

Which of the following exist in the form of elements?

Manakah yang berikut wujud dalam bentuk unsur?

a)
b)
c)
d)