Chemistry Common Chemical Industries In Pakistan MCQs Chapter 15 Class 12

Chemistry Common Chemical Industries in Pakistan MCQs – Chapter 15 Class 12

Chemistry Common Chemical Industries in Pakistan is an important chapter of Class 12 Chemistry and plays a significant role in FSc Part-II exams and entry test preparation. MCQs from this chapter are frequently included in MDCAT, NUMS, AKU, NUST, UET ECAT, and board examinations. This chapter covers key topics such as the manufacture, raw materials, chemical reactions, and industrial applications of major chemical products like fertilizers, cement, soap, glass, and detergents in Pakistan.

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Created on February 10, 2022 By Ali Durrani

Chemistry Ch 15 Class 12 COMMON CHEMICAL INDUSTRIES IN PAKISTAN

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1 / 35

Genetic mutations occur in:

NUMS 2016
Chemistry
Chemistry of Life
Elimination Tool:

A) RNA

B) Protein

C) DNA

D) All of the above

2 / 35

Identify the pair of rnicronutrients:

B, I

N, Cu

C, CI

Zn, H

3 / 35

In Paper industry, sodium sulphite is buffered with

Sodium carbonate

Sodium hydroxide

Sodium acetate

Both a and b

4 / 35

1500•degree Celsius furnace temperature Is maintained at which zone?

Heating

Burning

Decomposition

Roth b and c

5 / 35

How many grams of micronutrients are needed by 1 acre of land?

100-1000

200-500

6 to 200

20 to 300

6 / 35

Which of the following is the most widely used fertilizer in Pakistan?

Ammonium Nitrate

Ammonia

Calcium Nitrate

Urea

7 / 35

In the production of wrought iron Mg, Si, and P are removed in the form of:

PMC Practice 3
Chemistry
Industrial Chemistry
Elimination Tool:

A) Oxides

B) Silicates

C) Slag

D) Carbonates

8 / 35

The temperature zones In rotary kilns are:

None of these

9 / 35

Enzymes that are functioning within the cell are called:

NUMS 2016
Chemistry
Chemistry of Life
Elimination Tool:

A) Endoenzymes

B) Exoenzymes

C) Holoenzymes

D) Both A & C

10 / 35

1 calorie = ______ Joules.

NTS 2012
Chemistry
Chemistry of Life
Elimination Tool:

A) 200 Joules

B) 2000 Joules

C) 4.184 Joules

D) 4180 Joules

11 / 35

“Zymase”- a group of 14 enzymes, used in the fermentation of starch, is present in:

NTS 2010
Chemistry
Chemistry of Life
Elimination Tool:

A) Bacteria

B) Yeast

C) Fungi

D) Algae

12 / 35

Among the most common disaccharides, one of the following is present in the milk?

UHS 2014
Chemistry
Industrial Chemistry
Elimination Tool:

A) Sucrose

B) Maltose

C) Fructose

D) Lactose

13 / 35

The zone where moisture is removed and clay is broken down into Al203, Si02, Fe203 is

Burning zone

Cooling zone

Drying zone

Decomposition zone

14 / 35

Which one of the following was used as one of the earliest antiseptic and disinfectants?

UHS 2015
Chemistry
Industrial Chemistry
Elimination Tool:

A) Phenol

B) Ether

C) Ethanol

D) Methanol

15 / 35

What is the catalyst used in the Haber process?

H₂ + N₂ ⟶ NH₃

PMC 2021 Tested
Chemistry
Industrial Chemistry
Elimination Tool:

A) Chlorine

B) Iron

C) Magnesium

D) Calcium

16 / 35

Rayon is ____?

PMC Practice 10
Chemistry
Industrial Chemistry
Elimination Tool:

A) Acetyl chloride

B) Alkene

C) Alkyne

D) Acetic acid

17 / 35

Which one of the following polymer is called as Nylon 6,6?

UHS 2016
Chemistry
Industrial Chemistry
Elimination Tool:

A) Polyester

B) Polyvinyl chloride

C) Polyamide

D) Polyvinyl acetate

18 / 35

What is the nature of “hydrated tricalcium aluminate” (3 Ca. Al203. 6 H20) in the setting of cement?

) Hardened mass

Hardened Gel

Colloidal Gel

Liquid

19 / 35

cr. be used as a liquid fertilizer?

Ammonia

Potassium phosphate

Diammonium phosphate

urea

20 / 35

What is used in cement manufacture?

Limestone

Starch

Potassium Oxide

Both a and b

21 / 35

Which of the following is a Marco-nutrient

Boron

Copper

Iron

Nitrogen

22 / 35

Which of the following is not a macronutrient?

23 / 35

Percentage of nitrogen in urea is:

24 / 35

Aluminium nitrate is not used for ai

Corn

Cotton

Rice

Wheat

25 / 35

______ is needed in thyroxine, the hormone of thyroid gland.

NTS 2012
Chemistry
Chemistry of Life
Elimination Tool:

A) Mg2+

B) K+

C) Ca2+

D) Iodine

26 / 35

Which Organic acid is used in pulping of wood for paper?

Formic Acid

Acetic Acid

Propanoic Acid

Stearic Acid

27 / 35

The crude petroleum is separated in fraction by:

PMC Practice 4
Chemistry
Industrial Chemistry
Elimination Tool:

A) Filtration

B) Fractional distillation

C) Steam distillation

D) Fractional sublimation

28 / 35

When hexane dioic acid is heated with hexamethylene diamine, the compound formed is:

UHS 2011
Chemistry
Industrial Chemistry
Elimination Tool:

A) Polypeptide

B) Addition polymer

C) Ester

D) Nylon 6,6

29 / 35

Which one of the following is an example of a condensation polymer?

UHS 2014
Chemistry
Industrial Chemistry
Elimination Tool:

A) Polyvinyl Chloride

B) Polystyrene

C) Polyethene

D) Polyamide

30 / 35

The macronutrients for healthy plant growth are required in per acre.

5g — 200 g

5kg — 200 kg

5g — 2000kg

None of these

31 / 35

Which one of the following is an example of a co-polymer?

UHS 2015
Chemistry
Industrial Chemistry
Elimination Tool:

A) Polyamide

B) Polystyrene

C) Polyvinyl acetate

D) Polyvinyl chloride

32 / 35

Fractions of crude petroleum can be obtained by using ___________.

PMC Practice 3
Chemistry
Industrial Chemistry
Elimination Tool:

A) Destructive distillation

B) Fractional distillation

C) Vacuum distillation

D) Distillation

33 / 35

Which in not woody raw material

Poplar

) Hard wood

Fir

Rag

34 / 35

Burning of which one of the following waste is considered as useful industrial fuel or to produce electricity

UHS 2015
Chemistry
Industrial Chemistry
Elimination Tool:

A) Metals

B) Grass

C) Paper

D) Plastic

35 / 35

Ammonium nitrate contain nitrogen

Your score is

The average score is 59%

Importance of Common Chemical Industries MCQs

A strong understanding of common chemical industries helps students explain industrial processes, chemical reactions involved, and their economic significance. Exams often include MCQs on production methods, raw materials, and applications of chemical industries. Practicing chapter-wise MCQs improves conceptual clarity, accuracy, and confidence for competitive exams.

Effective Strategy for Free Preparation

For effective preparation, students should revise processes, industrial applications, and chemical reactions regularly, and solve topic-wise MCQs consistently. Attempting free tests and past paper questions helps identify important concepts and repeated exam patterns. PLS Academy provides structured MCQs and free resources to support Chemistry Common Chemical Industries in Pakistan preparation and other Class 12 Chemistry chapters.

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