Ulangkaji Peperiksaan Pertengahan Tahun Ting 5

Ulangkaji Peperiksaan Pertengahan Tahun Ting 5

11th Grade

40 Qs

quiz-placeholder

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Ulangkaji Peperiksaan Pertengahan Tahun Ting 5

Ulangkaji Peperiksaan Pertengahan Tahun Ting 5

Assessment

Quiz

Science

11th Grade

Hard

Created by

Saidatul Fatimah

Used 7+ times

FREE Resource

40 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Satu sampel air daripada sebuah tasik diuji dan didapati mempunyai nilai BOD yang tinggi. Apakah yang ditunjukkan oleh nilai BOD yang tinggi?

A water sample from a lake was tested and found to have a high BOD value. What does a high BOD value indicate?

Air tasik tidak tercemar

The lake water is not polluted

Air tasik mengandungi banyak nitrogen

The lake water contains a lot of nitrogen

Kuantiti oksigen yang terlarut dalam air adalah tinggi

The amount of dissolved oxygen in the water is high

Kuantiti oksigen yang terlarut dalam air adalah rendah

The amount of dissolved oxygen in the water is low

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

7 g ketulan zink bertindak balas dengan asid hidroklorik cair berlebihan sehingga lengkap dalam masa 1 minit. Hitung kadar tindak balas bagi tindak balas ini.

7 g of zinc pieces completely reacts with excess dilute hydrochloric acid in a minute. Calculate the rate of reaction of this reaction.

0.05 g s-1

0.12 g s-1

0.6 g s-1

3 g s-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Rajah menunjukkan graf kuantiti hasil tindak balas melawan masa.

Diagram shows the graph of quantity of product against time.

A

B

C

D

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Antara gas rumah hijau yang berikut, yang manakah merupakan gas utama dalam jejak kaki karbon?

Which of the following greenhouse gases is the main gas in the carbon footprint?

Ozon

Ozone

Metana

Methane

Nitrus oksida

Nitrous oxide

Karbon dioksida

Carbon dioxide

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Antara yang berikut, yang manakah ciri suatu mangkin?

Which of the following is a characteristic of catalysts?

Tidak berubah secara kimia pada akhir tindak balas

Does not change chemically at the end of the reaction

Kuantiti mangkin berkurangan pada akhir tindak balas

The quantity of catalyst decreases at the end of the reaction

Mengubah kuantiti hasil tindak balas dalam tindak balas

Change the quantity of the product in the reaction

Kuantiti pemangkin dan bahan tindak balas yang sama diperlukan

The sama quantity of catalyst and reactant is required

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Antara proses berikut, yang manakah diaplikasikan untuk menghasilkan asid sulfurik  secara industri?

Which of the following processes is applied to produce sulphuric acid in industries?

Proses sentuh

Contact process

Proses Haber

Haber process

Penyulingan

Distillation

Elektrolisis

Electrolysis

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Apakah suhu yang paling sesuai untuk Proses Sentuh?

What is the optimal temperature for Contact Process?

400 ºC

420 ºC

450 ºC

500 ºC

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