bab 6: acid, base and salt

bab 6: acid, base and salt

4th Grade

9 Qs

quiz-placeholder

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bab 6: acid, base and salt

bab 6: acid, base and salt

Assessment

Quiz

Chemistry

4th Grade

Hard

Created by

Michelle Ting

Used 6+ times

FREE Resource

9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following substances can be used to prepared copper(II) chloride by traction with hydrochloric acid?

Antara bahan berikut, yang manakah boleh digunakan untuk bertindak balas dengan asid hidroklorik untuk menyediakan kuprum(II) klorida?


I. Copper(II) oxide

Kuprum(II) oksida

II. Copper(II) nitrate

Kupprum(II) nitrat

III. Copper(II) carbonate

Kuprum(II) karbonat

IV. Copper(II) hydroxide

Kuprum(II) hidroksida

I, II dan III sahaja

I, II dan IV sahaja

I, III dan IV sahaja

II, III dan IV sahaja

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following salts can be prepared by using double decomposition method?

Antara garam berikut, yang manakah boleh disediakan dengan kaedah penguraian ganda dua?

Silver chloride/ Argentum klorida

Barium nitrate/ barium nitrat

Sodium carbonate/ natrium karbonat

lead(II) nitrate / Plumbum(II) nitrat

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following reagents are suitable to prepare lead(II) sulphate salt?

Antara reagen berikut, manakah sesuai digunakan untuk menyediakan garam plumbum(II) sulfat?

Lead(II) oxide and sulphuric acid

Plumbum(II) oksida dan asid sulfurik

lead(II) carbonate and sulphuric acid

Plumbum karbonat dan asid sulfurik

lead(II) nitrate and potassium sulphate

Plumbum (II) nitrat dan kalium sulfat

lead(II) chloride and sodium sulphate

Plumbum(II) klorida dan natrium sulfat

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

25 cm3 of 0.5 moldm-1 sodium hydroxide solution is titrated with 0.5 moldm-3 sulphuric acid solution. What is the volume of sulphuric acid to complete the process?

25 cm3 larutan natrium hidroksida, 0.5 moldm-3 dititrat dengan larutan asid sulfurik, 0.5 moldm-3. Berapakah isi padu asid sulfurik untuk melengkap proses itu?

7.5 cm3

12.5 cm3

20.0 cm3

32.5 cm3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the mass of hydrochloric acid required to prepare 250 cm3 of 1.0 mol dm-3 hydrochloric acid?

apakah jisim asid hidroklorik yang diperlukan untuk menyedia 250cm3 asid hidroklorik , 1.0 moldm-3

[Jisim atom relatif: H, 1; Cl, 35.5]

4.563 g

5.366 g

6.225 g

9.125 g

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the volume of distilled water needed to be added to 6 g of sodium hydroxide to make 0.5 mol dm-3 sodium hydroxide solution?

Berapakah isi padu air suling yang perlu ditambah kepada 6 g natrium hidroksida untuk membuat larutan natrium hidroksida , 0.5 mol dm-3?

0.3 dm3

0.5 dm3

0.6 dm3

0.8 dm3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Yang mana satu merupakan garam tak terlarutkan?

Whcih of the following is not insoluble salt?

Silver chloride

Argentum klorida

Barium klorida

Barium chloride

Calcium suphate

Kalsium sulfat

Lead(II) chlroride

Plumbum(II) klorida

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not true about weak acid?

Antara yang berikut, yang manakah tidak benar tentang asid lemah?

Weak acids undergo partial ionisation

Asid lemah mengalami pengionan separa

Weak acids have low H+ ion concentration

Asid lemah mempunyai kepekatan ion H+ yang rendah

weak acids are monobasic acids

asid lemah ialah asid monobes

weak acids dissociate partially in water

asid lemah mencerai separa dalam air

9.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Calculate the concentration of 25 cm3 hydrochloric acid which undergo neutralisation with 20cm3 of 0.1 moldm-3 calcium hydroxide.

hitung kepekatan 25 cm3 asid hidroklorik yang mengalami peneutralan dengan 20 cm3 kalsium hidroksida , 0.1 moldm-3.

0.12 mol dm-3

0.16 mol dm-3

0.18 mol dm-3

2.0 mol dm-3

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