FSC Chemistry Full Book MCQs 4





Entry test 2023 contains most of the Chemistry MCQs. FSC Part 2 Chemistry book MCQs. HSSC Chemistry questions MCQs. Solved Chapterwise Chemistry MCQs for first-year 12 class MCQs and 11 class MCQs. Second-year and first-year Chemistry textbooks chapter-wise MCQs with the answer are provided here. The Chemistry portion is helpful in MDCAT 2023, ECAT 2023, NTS NAT 2023, and NUST NET 2023. PakLearningSpot PLS MCQs Bank website for FREE Entry test preparations

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Created by Ali Durrani

NET Practice

Chemistry Practice Test 4

1 / 100

Category: Chemistry

Which of the following is locating agent?

NUMS Mock 1
Chemistry
Analytical Chemistry

2 / 100

Category: Chemistry Ch 4 Class 12

Which one of the following does not have allotropes?

3 / 100

Category: Chemistry Ch 9 Class 11

The pH of a solution can be kept constant by:

2022 PMC Test 2
Chemistry
Solution and Colloids
Elimination Tool:

4 / 100

Category: Chemistry Ch 1 Class 12

What are the products of the below-mentioned equation?

HNO3 +3HCI→

NTS 2019
Chemistry
Periodicity in Elements
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5 / 100

Category: Chemistry

The reduction of nitrile produced a compound of formula C3H7NH2. Which one of the following compounds would be produced if the same nitrile was hydrolyzed by heating with dilute hydrochloric acid?

NUMS Mock 4
Chemistry
Alkyl Halides and Amines

6 / 100

Category: Chemistry Ch 5 Class 11

Spectrum of which series is in the UV region?

7 / 100

Category: Chemistry Ch 6 Class 11

The dipole moments of the given molecules (BF3, NF3, NH3) are such that:

NTS 2015 DUHS and JSMU
Chemistry
Chemical Bonding
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8 / 100

Category: Chemistry

Hydration energy of sodium Ion Is:

9 / 100

Category: Chemistry Ch 15 Class 12

The increasing number of CFC production for industrial use has been a major contributor to the depletion of ozone molecules in the stratosphere. When CFCs diffuses slowly to the atmosphere in the presence of UV light between 175 nm to 220 nm, the ozone layer decomposes. If 1 mole of CFCl3 (Freon – 110) has been released into the air, how many moles of oxygen is produced from the photodecomposition of ozone?

NUMS 2019 Cancelled
Chemistry
Environmental Chemistry
Elimination Tool:

10 / 100

Category: Chemistry Ch 5 Class 12

) Which halogen is present in Teflon?

11 / 100

Category: Chemistry

Q3___________is a macromolecule found in bold?

12 / 100

Category: Chemistry Ch 10 Class 12

The only o, p−directing group which is deactivating in nature is:

NTS 2014
Chemistry
Alkyl Halides and Amines
Elimination Tool:

13 / 100

Category: Chemistry Ch 7 Class 11

For a reaction given below

C(s) + O2 (g) -> CO2 (g) + 394 kJ / mol

The enthalpy of reaction is

NTS 2016 SMBBMC
Chemistry
Thermochemistry
Elimination Tool:

14 / 100

Category: Chemistry Ch 9 Class 11

Lowering of vapor pressure is directly proportional to?

15 / 100

Category: Chemistry Ch 3 Class 12

IUPAC name for [Pt Cl Br (NO2) (NH3)3] Cl is:

NUMS 2015
Chemistry
d and f Block Elements
Elimination Tool:

16 / 100

Category: Chemistry Ch 13 Class 12

Chemical formula of Malonic acid: b) CEI-11206
a) C3H804

17 / 100

Category: Chemistry Ch 7 Class 11

Heat evolved or absorbed in a chemical reaction does not depend upon?

NTS 2016 SMBBMC
Chemistry
Thermochemistry
Elimination Tool:

18 / 100

Category: Chemistry

If a molecule MX3 has zero dipole moment, the sigma bonding orbitals used by M are:

NUMS Mock 4
Chemistry
Chemical Bonding

19 / 100

Category: Chemistry Ch 1 Class 11

0.5 mole of SO2 contains gram of oxygen?

20 / 100

Category: Chemistry Ch 12 Class 12

Odour of formaldehyde Is:

21 / 100

Category: Chemistry Ch 11 Class 12

Which of the following process is not use for the preparation of alcohol?

22 / 100

Category: Chemistry Ch 3 Class 12

EDTA ion is a ________ ligand.

NTS 2012
Chemistry
d and f Block Elements
Elimination Tool:

23 / 100

Category: Chemistry Ch 8 Class 11

For an equilibrium change involving gaseous phase, the forward reaction is first order while the reverse reaction is second order. The unit of Kp for the forward equilibrium is:

NTS 2019
Chemistry
Chemical Equilibrium
Elimination Tool:

24 / 100

Category: Chemistry Ch 9 Class 12

Which one of the following is the correct structure of 2,2-Dimethylbutane?

PMC Sample 1
Chemistry
Hydrocarbons
Elimination Tool:

25 / 100

Category: Chemistry Ch 12 Class 12

Ketone reacts with Grignard reagent to form ______ in acidic media?

NTS 2015 SMBBMC
Chemistry
Aldehydes and Ketones
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26 / 100

Category: Chemistry Ch 16 Class 12

Global scale SO2 is produced by

27 / 100

Category: Chemistry Ch 11 Class 12

Treatment of ethene with cold sulphuric acid, followed by reaction with boiling water, yields:

UHS 2019
Chemistry
Alcohols, Phenols and Ethers
Elimination Tool:

28 / 100

Category: Chemistry Ch 5 Class 11

The spectrum of He is expected to be similar to that of:

NUMS 2014
Chemistry
Atomic Structure
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29 / 100

Category: Chemistry

The presence of several fine lines in a line spectrum shows the presence of:

NUMS Mock 3
Chemistry
Atomic Structure

30 / 100

Category: Chemistry Ch 2 Class 11

C12H22O11+ conc. H2SO4—> 12 C + ? + H2SO4

NTS 2016 SMBBMC
Chemistry
Stoichiometry
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31 / 100

Category: Chemistry Ch 8 Class 12

1,4-dimethyl benzene is called as ______.

PreMedPK MDCAT Mock 5
Chemistry
Hydrocarbons
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32 / 100

Category: Chemistry Ch 11 Class 12

Which of the following reactions is used for the production of alcohols on industrial scale?

UHS 2019
Chemistry
Alcohols, Phenols and Ethers
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33 / 100

Category: Chemistry Ch 12 Class 12

In the addition of sodium bisulfite to carbonyl system, which of the following is a nucleophile?

PreMedPK MDCAT Mock 3
Chemistry
Aldehydes and Ketones
Elimination Tool:

34 / 100

Category: Chemistry Ch 8 Class 12

Formula of Thionyl chloride is

35 / 100

Category: Chemistry Ch 3 Class 12

Prussian blue is:

NUMS 2014
Chemistry
d and f Block Elements
Elimination Tool:

36 / 100

Category: Chemistry Ch 7 Class 12

Isomerism is:

37 / 100

Category: Chemistry Ch 2 Class 12

By heating 25g of limestone (CaCO3) , the weight of carbon dioxide produced is

NTS 2011
Chemistry
s and p Block Elements
Elimination Tool:

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Category: Chemistry

Q.104 The maximum number of electrons accommodated in a shell or energy level is calculated by formula

39 / 100

Category: Chemistry Ch 8 Class 12

Which one of these is/are gasses?

40 / 100

Category: Chemistry Ch 3 Class 11

Acetone and Chloroform are soluble into each other due to:

NUMS 2015
Chemistry
Chemical Bonding
States of Matter
States of Matter – Gases, Liquids and Solids
Elimination Tool:

41 / 100

Category: Chemistry

Which one of the following reagents is used to distinguish between aldehydes and ketones?

NUMS Mock 1
Chemistry
Aldehydes and Ketones

42 / 100

Category: Chemistry

The formula which shows the simplest whole number ratio for the atoms of different elements in a compound is:

NUMS Mock 1
Chemistry
Stoichiometry

43 / 100

Category: Chemistry Ch 2 Class 12

The chemical name of the baking powder is:

NTS 2011
Chemistry
s and p Block Elements
Elimination Tool:

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Category: Chemistry Ch 3 Class 11

If the matter in a given system at a given condition is divided into two equal parts, then the value of the extensive properties will become:

NTS 2011
Chemistry
States of Matter – Gases, Liquids and Solids
Elimination Tool:

45 / 100

Category: Chemistry Ch 3 Class 12

Valence electronic configuration Cu+2 is (29Cu)

NUMS 2019 Reconduct
Chemistry
d and f Block Elements
Elimination Tool:

46 / 100

Category: Chemistry Ch 10 Class 12

Which of the following Alkyl Halide is most reactive?

47 / 100

Category: Chemistry Ch 12 Class 12

In which of the following reagent Cupric citrate complex is formed?

PreMedPK MDCAT Mock 5
Chemistry
Aldehydes and Ketones
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48 / 100

Category: Chemistry Ch 2 Class 12

Potassium, Rubidium, Cesium react with oxygen to form which types of oxides?

PMC 2020
Chemistry
s and p Block Elements
Elimination Tool:

49 / 100

Category: Chemistry Ch 1 Class 11

2 moles of octane ( C8H18) burn with 25 moles of oxygen (02) and produced __ moles of carbon dioxide along with 18 moles of water.

PMC Practice 20
Chemistry
Introduction to Fundamental Concepts of Chemistry
Elimination Tool:

50 / 100

Category: Chemistry Ch 12 Class 12

Carbonyl group undergoes:

NUMS 2019 Reconduct
Chemistry
Aldehydes and Ketones
Elimination Tool:

51 / 100

Category: Chemistry Ch 11 Class 12

The compound ‘leaf alcohol’ is partly responsible for the smell of new – mown grass

CH3CH2CH=CHCH2CH2OH

Leaf alcohol

Which two compounds will be formed when ‘leaf alcohol’ is oxidized using hot, concentrated manganate (VII) ions?

NUMS 2018
Chemistry
Alcohols, Phenols and Ethers
Elimination Tool:

52 / 100

Category: Chemistry

Q.102 In electrochemical series reduction potential relates to only

53 / 100

Category: Chemistry Ch 11 Class 12

Which of the following is not a derivative of benzene?

PMC Practice 1
Chemistry
Alcohols, Phenols and Ethers
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54 / 100

Category: Chemistry Ch 5 Class 11

Which pair has 1 electron in it’s ‘s’ orbital?

PMC 2020
Chemistry
Atomic Structure
Elimination Tool:

55 / 100

Category: Chemistry

Which of the following is the percentage of the original quantity of a radioactive material left after five half-lives approximately.

NUMS Mock 4
Physics
Nuclear Physics

56 / 100

Category: Chemistry

Q.84 The electron affinity of fluorine is less than chlorine as we move down the group, this deviation in behavior is due to its

57 / 100

Category: Chemistry

Q.15 In NaCl crystal, chloride ions present at the face center are distributed in

58 / 100

Category: Chemistry Ch 3 Class 12

The oxidation states of Boron are:

59 / 100

Category: Chemistry Ch 11 Class 12

The method which is used on an industrial scale for production of alcohol from alkene is:

PreMedPK MDCAT Mock 2
Chemistry
Alcohols, Phenols and Ethers
Elimination Tool:

60 / 100

Category: Chemistry

Q.76 Which of the following methods .used to prepare acetic acid?

61 / 100

Category: Chemistry Ch 13 Class 12

Nitriles (RCN), on hydrolysis, in the presence of a mineral acid yield:

UHS 2019
Chemistry
Carboxylic Acids and its Derivatives
Elimination Tool:

62 / 100

Category: Chemistry Ch 13 Class 12

) Which of the following is not a use of acetic acid?

63 / 100

Category: Chemistry Ch 10 Class 11

In the following reaction:

3Br2 +6CO32- + 3H2O → 5Br-1 + BrO3-1 + 6HCO3-1

NTS 2014
Chemistry
Electrochemistry
Elimination Tool:

64 / 100

Category: Chemistry

Q.95 250cm3 of a hypothetical gas is cooled from 127°C to –73°C by maintaining the pressure constant. The new volume of the gas at low temperature is

65 / 100

Category: Chemistry

A system at equilibrium can be disturbed by:

NUMS Mock 4
Chemistry
Chemical Equilibrium

66 / 100

Category: Chemistry Ch 1 Class 12

Variable valency is shown by which of the following elements?

67 / 100

Category: Chemistry Ch 9 Class 12

C6H5 Is:

68 / 100

Category: Chemistry Ch 10 Class 12

In a Beta elimination reaction, the nucleophile attacks a\an:

NUMS 2015
Chemistry
Alkyl Halides and Amines
Elimination Tool:

69 / 100

Category: Chemistry Ch 8 Class 12

Unsaturated Compound containing double bond is:

70 / 100

Category: Chemistry Ch 10 Class 11

When electricity is passed through water in the presence of an acid, oxygen and ______ is produced.

NTS 2018
Chemistry
Electrochemistry
Elimination Tool:

71 / 100

Category: Chemistry

Commercial hydrogen can be obtained by the action of steam on:

NUMS Mock 3
Chemistry
s and p Block Elements

72 / 100

Category: Chemistry

If any amino acids contain greater number of NH2, it is:

NUMS Mock 3
Chemistry
Alkyl Halides and Amines

73 / 100

Category: Chemistry Ch 16 Class 12

Which of the following is a water cleaning halogen?

74 / 100

Category: Chemistry

Q.21 SN reaction is a_______________?

75 / 100

Category: Chemistry Ch 3 Class 11

When does a gas deviate the most from its ideal behavior ?

NTS 2010
Chemistry
States of Matter – Gases, Liquids and Solids
Elimination Tool:

76 / 100

Category: Chemistry Ch 6 Class 11

Structure of ammonia is:

77 / 100

Category: Chemistry Ch 7 Class 12

The type of isomerism existing in a compound of molecular formula C2H6O is:

PMC 2020
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:

78 / 100

Category: Chemistry Ch 7 Class 11

Value of heat capacity of water is

79 / 100

Category: Chemistry Ch 8 Class 12

KOLBE’s method is used to prepare?

80 / 100

Category: Chemistry Ch 3 Class 11

The unit of viscosity is:

NTS 2012
Chemistry
States of Matter – Gases, Liquids and Solids
Elimination Tool:

81 / 100

Category: Chemistry Ch 11 Class 11

Activated complex is formed due to

PMC Sample 3
Chemistry
Reaction Kinetics
Elimination Tool:

82 / 100

Category: Chemistry Ch 5 Class 11

The quantum numbers +½ and -½ for the electron spin represent:

NTS 2017
Chemistry
Atomic Structure
Elimination Tool:

83 / 100

Category: Chemistry Ch 7 Class 12

Which process is used to produce volatile compounds?

84 / 100

Category: Chemistry Ch 9 Class 11

12% W/W alcohol In water solution contains water:

85 / 100

Category: Chemistry Ch 10 Class 12

If products of a reaction act as a catalyst, such process is called:

NTS 2014
Chemistry
Alkyl Halides and Amines
Elimination Tool:

86 / 100

Category: Chemistry Ch 9 Class 11

For a chemical reaction to occur, particles that collide should:

PMC 2021 Tested
Chemistry
Solution and Colloids
Elimination Tool:

87 / 100

Category: Chemistry Ch 8 Class 12

Benzene can be prepared from:

NTS 2011
Chemistry
Hydrocarbons
Elimination Tool:

88 / 100

Category: Chemistry Ch 7 Class 12

In SN1 reaction “1” stands for?

NTS 2016 SMBBMC
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:

89 / 100

Category: Chemistry Ch 14 Class 12

Which of the following element is not usually present in all proteins?

PMC Practice 3
Chemistry
Macromolecules
Elimination Tool:

90 / 100

Category: Chemistry Ch 7 Class 11

Formation of carbon dioxide hinders in calculating the heat of formation of:

PMC Practice 1
Chemistry
Thermochemistry
Elimination Tool:

91 / 100

Category: Chemistry Ch 8 Class 11

Le-Chatelier Principle is about

PMC Sample 3
Chemistry
Chemical Equilibrium
Elimination Tool:

92 / 100

Category: Chemistry

Q.99 The ionic compound with the highest lattice energy is

93 / 100

Category: Chemistry Ch 7 Class 12

Which of the following has shortest C – C bond length?

94 / 100

Category: Chemistry Ch 4 Class 11

The nature of Binding Force in Ionic Crystals is

PMC Sample 1
Chemistry
States of Matter – Gases, Liquids and Solids
Elimination Tool:

95 / 100

Category: Chemistry Ch 9 Class 11

The value of surface tension of isopropyl alcohol is?

NUMS 2017
Chemistry
Solution and Colloids
Elimination Tool:

96 / 100

Category: Chemistry

Q. 89 The number of formula units in 125g of hydrated copper sulphate (CuSO4.5H2O) are (Cu = 64, S = 32)

97 / 100

Category: Chemistry

Reaction of water with quicklime results in the rise in the temperature of the system. Using the concept of an energy change, indicates the nature of the reaction?

NUMS Mock 1
Chemistry
Thermochemistry

98 / 100

Category: Chemistry

Which of the following compounds is solid at room temperature?

NUMS Mock 2
Chemistry
Alcohols, Phenols and Ethers

99 / 100

Category: Chemistry Ch 3 Class 11

Comparative rates of diffusion of He and SO2 will be _______.

NTS 2012
Chemistry
States of Matter – Gases, Liquids and Solids
Elimination Tool:

100 / 100

Category: Chemistry

Tincture of Iodine is:

NUMS Mock 3
Chemistry
Aldehydes and Ketones

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