asid karboksilik

asid karboksilik

6th - 8th Grade

8 Qs

quiz-placeholder

Similar activities

Performance Task in Mathematics 6

Performance Task in Mathematics 6

6th Grade

10 Qs

GEOMETRY

GEOMETRY

6th - 8th Grade

10 Qs

Perimeter of a Square

Perimeter of a Square

6th Grade

9 Qs

Balance and Unbalance Forces 7

Balance and Unbalance Forces 7

7th Grade

10 Qs

Speed & Velocity

Speed & Velocity

7th Grade

10 Qs

sistem peredaran darah

sistem peredaran darah

8th Grade

8 Qs

Math Quiz for Senior Group

Math Quiz for Senior Group

6th Grade

10 Qs

Electrical Engineering Quiz Syah & Hazziq Group

Electrical Engineering Quiz Syah & Hazziq Group

7th Grade

10 Qs

asid karboksilik

asid karboksilik

Assessment

Quiz

Others

6th - 8th Grade

Hard

Created by

NOORSYAHIRAH KPM-Guru

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which statement explains why the solubility of carboxylic acid in water decreases when going down the homologous series?

Pernyataan yang manakah menerangkan mengapa keterlarutan asid karboksilik dalam air berkurang apabila menuruni siri homolog?

The hydrocarbon part becomes larger and more significant

Bahagian hidrokarbon menjadi semakin besar dan nyata

The formation of dimers between two carboxylic acid molecules.

Pembentukan dimer antara dua molekul asid karboksilik

The boiling point of carboxylic acid increases.

Takat didih asid karboksilik bertambah.

The hydrogen bonds increase the attractive forces between molecules.

Ikatan hidrogen menambahkan daya tarikan antara molekul.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Diagram 7 shows the structural formula of a carbon compound. What is the functional group of the compound?

Rajah 7 menunjukkan formula struktur bagi suatu sebatian karbon. Apakah kumpulan berfungsi bagi sebatian itu?

hydroxyl

hidroksil

carboxyl

karboksil

carbonyl

karbonil

carboxylate

karboksilat

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Diagram 6 shows the structural formula for two organic compounds. Which of the following is true about the two compounds?

Rajah 6 menunjukkan formula struktur untuk dua sebatian organik. Antara berikut, yang manakah benar tentang dua sebatian itu?

Neutral compounds with a sweet fruity smell.

Sebatian neutral dengan bau manis buah buahan.

React with magnesium to produce hydrogen gas.

Bertindak balas dengan magnesium untuk menghasilkan gas hidrogen.

Insoluble in water.

Tidak melarut di dalam air.

Decolourise acidified potassium manganate (VII) solution.

Menyahwarnakan larutan kalium manganat(VII) berasid.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Diagram 5 shows the processes of making ethanoic acid. Which of the following processes are correctly matched?

Rajah 5 menunjukkan satu proses dalam pembuatan asid etanoik. Antara proses berikut, yang manakah dipadankan dengan betul?

X - Oxidation, Y - Cracking

X - Pengoksidaan, Y - Peretakan

X - Fermentation, Y - Oxidationn

X - Penapaian, Y - Pengoksidaan

X - Fermentation, Y - Addition

X - Penapaian, Y - Penambahan

X - Esterification, Y - Fermentation

X - Pengesteran, Y - Penapaian

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The molecular formula for ethanoic acid is CH3COOH. What is the empirical formula of ethanoic acid?

Formula molekul asid etanoik ialah CH3COOH. Apakah formula empirik asid etanoik?

CHO

CH2O

C2H2O2

C2H4O2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the method used to prepare ethanoic acid in laboratory?

Kaedah yang manakah digunakan untuk menyediakan asid etanoik dalam makmal?

Fermentation

Penapaian

Catalytic hydration

Penghidratan bermangkin

Oxidation of alcohol

Pengoksidaan alkohol

Addition of water

Penambahan air

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following shows the correct functional group?

Antara berikut, yang manakah menunjukkan kumpulan berfungsi yang betul?

Media Image
Media Image
Media Image
Media Image

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the general formula for carboxylic acid?

Apakah formula am asid karboksilik?

CnH2n+2

CnH2n+1OH

CnH2n+1COOH

CnH2n+1COOCmH2m+1