FSC Chemistry Full Book MCQs 3





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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725

NET Practice

Chemistry Practice Test 3

1 / 100

Category: Chemistry Ch 10 Class 11

The oxidation number of all the elements in the free state is:

NTS 2012
Chemistry
Electrochemistry
Elimination Tool:

2 / 100

Category: Chemistry Ch 15 Class 12

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

3 / 100

Category: Chemistry Ch 7 Class 11

The enthalpy of certain reactions at 273 K is -20.75 kJ. The enthalpy of the same reaction at 373 K (if heat capacities of reactants and products are the same) will be:

NTS 2017
Chemistry
Thermochemistry
Elimination Tool:

4 / 100

Category: Chemistry Ch 6 Class 11

Which of the following has the highest value of electronegativity?

PMC 2020
Chemistry
s and p Block Elements
Chemical Bonding
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5 / 100

Category: Chemistry Ch 3 Class 12

Which of the following transition metals in its ground state have unpaired electrons in an s-orbital?

NUMS 2015
Chemistry
d and f Block Elements
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6 / 100

Category: Chemistry Ch 5 Class 12

) Which halogen is present in Teflon?

7 / 100

Category: Chemistry

Q.117 The rate of esterification of alcohols is more for

8 / 100

Category: Chemistry Ch 8 Class 12

Which type of isomerism depends on the distribution of carbon atoms on each side of the functional group?

PreMedPK MDCAT Mock 1
Chemistry
Hydrocarbons
Elimination Tool:

9 / 100

Category: Chemistry Ch 9 Class 12

How many Dewar Structure of Benzene are present?

10 / 100

Category: Chemistry

Q3___________is a macromolecule found in bold?

11 / 100

Category: Chemistry Ch 4 Class 11

How many atmospheres correspond to 1050 torr?

NTS 2019
Chemistry
States of Matter – Gases, Liquids and Solids
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12 / 100

Category: Chemistry Ch 8 Class 11

By which of the following factors, equilibrium state is attained earlier?

NUMS 2020
Chemistry
Chemical Equilibrium
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13 / 100

Category: Chemistry Ch 12 Class 12

IUPAC name of propionaldehyde is:

14 / 100

Category: Chemistry Ch 15 Class 12

Which of the following is a Marco-nutrient

15 / 100

Category: Chemistry Ch 10 Class 11

The oxidation state of “S’ in the (S2O3)-2 is:

PMC 2020
Chemistry
Electrochemistry
Elimination Tool:

16 / 100

Category: Chemistry

Q.121 Ka (Cu(CN)4) which one is correct

17 / 100

Category: Chemistry Ch 1 Class 12

7′ Period of the Periodic Table is:

18 / 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:

19 / 100

Category: Chemistry Ch 1 Class 12

Number of elements in 6th period is:

20 / 100

Category: Chemistry Ch 3 Class 11

At the transition temperature of a crystalline solid, the substance exists:

NUMS 2020
Chemistry
States of Matter – Gases, Liquids and Solids
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21 / 100

Category: Chemistry Ch 1 Class 12

Hydrogen resembles with alkali metals in all respects except

NTS 2016 SMBBMC
Chemistry
Periodicity in Elements
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22 / 100

Category: Chemistry Ch 14 Class 12

Proteins are present in

23 / 100

Category: Chemistry Ch 1 Class 12

At the end of the periodic table _____ are found.

NTS 2016 DUHS & JSMU
Chemistry
Periodicity in Elements
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24 / 100

Category: Chemistry Ch 3 Class 12

Prussian blue is:

NUMS 2014
Chemistry
d and f Block Elements
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25 / 100

Category: Chemistry Ch 11 Class 12

Alkyl groups In ethers are connected by?

26 / 100

Category: Chemistry

When was electron discovered?

27 / 100

Category: Chemistry Ch 13 Class 12

Which one will act as a strong acid?

UHS 2018
Chemistry
Carboxylic Acids and its Derivatives
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28 / 100

Category: Chemistry Ch 11 Class 11

Which of the following acids is used for Etching glass?

NTS 2011
Chemistry
Acids, Bases and Salts
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29 / 100

Category: Chemistry

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

30 / 100

Category: Chemistry Ch 3 Class 11

Gases can be converted into liquid by:

31 / 100

Category: Chemistry Ch 5 Class 12

Sulfur with HI acts as a:

32 / 100

Category: Chemistry Ch 2 Class 12

The flame colour of Ca in flame test is:

NUMS 2020
Chemistry
s and p Block Elements
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33 / 100

Category: Chemistry Ch 8 Class 12

How many sigma groups are there in benzene?

NTS 2014
Chemistry
Hydrocarbons
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34 / 100

Category: Chemistry Ch 9 Class 12

Which catalyst is used to oxidize benzene rings?

NUMS 2019 Reconduct
Chemistry
Hydrocarbons
Elimination Tool:

35 / 100

Category: Chemistry Ch 11 Class 11

As the concentration of reactant increases, the rate of reaction also increases, it is because:

NUMS 2018
Chemistry
Reaction Kinetics
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36 / 100

Category: Chemistry Ch 15 Class 12

Which of the following is not a macronutrient?

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Category: Chemistry Ch 15 Class 12

Free Nitrogen and Oxygen are present in atmosphere but they do not react with each other under normal conditions because:

UHS 2019
Chemistry
Environmental Chemistry
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38 / 100

Category: Chemistry Ch 8 Class 11

1.8 x 10 -5 is the dissociation constant of:

NTS 2016 SMBBMC
Chemistry
Chemical Equilibrium
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39 / 100

Category: Chemistry Ch 16 Class 12

Which of the following is a water cleaning halogen?

40 / 100

Category: Chemistry Ch 6 Class 11

Both ionic and covalent bonds are present in:

NUMS 2015
Chemistry
Chemical Bonding
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41 / 100

Category: Chemistry Ch 3 Class 12

What is the chemical name of SANDUR?

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Category: Chemistry

Q.115 Alcohols can be oxidized to aldehyde and ketone by warming with acidified potassium dichromate. Which among of the following alcohols resists to this change

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Category: Chemistry

The average atomic mass of Boron is 10.8. It has two isotopes of masses 10 and 11 respectively. What is the percentage of isotope with the average mass of 10?

NUMS Mock 4
Chemistry
Stoichiometry

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Category: Chemistry

A certain radioactive isotope has a half-life of 50 days. Fraction of the material left behind after 100 days will be:

NUMS Mock 2
Chemistry
Analytical Chemistry

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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

46 / 100

Category: Chemistry Ch 2 Class 12

The nitrides of alkaline earth metals hydrolyse with water to form:

NUMS 2020
Chemistry
s and p Block Elements
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47 / 100

Category: Chemistry Ch 8 Class 12

The electrophilic reactions of Benzene are:

PreMedPK MDCAT Mock 2
Chemistry
Hydrocarbons
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48 / 100

Category: Chemistry

The reaction: Cl2 + H2O→ HCl + HOCl is an example of:

NUMS Mock 4
Chemistry
Electrochemistry

49 / 100

Category: Chemistry Ch 9 Class 11

An ideal solvent dissolves maximum solute at?

50 / 100

Category: Chemistry Ch 6 Class 11

The bonds present in N2O5 are:

NUMS 2015
Chemistry
Chemical Bonding
Elimination Tool:

51 / 100

Category: Chemistry Ch 5 Class 12

Electrons are most loosely bound in which of the following halogen?

52 / 100

Category: Chemistry Ch 6 Class 11

GN lewis described which one of the following bonds?

NTS 2015 SMBBMC
Chemistry
Chemical Bonding
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53 / 100

Category: Chemistry Ch 15 Class 12

Which of the following gas, when ignited, burns with a blue flame and is not very soluble in water?

UHS 2018
Chemistry
s and p Block Elements
Environmental Chemistry
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54 / 100

Category: Chemistry Ch 11 Class 11

75% of a first order reaction is completed in 36 minutes. What is the half life of the reaction?

NUMS 2017
Chemistry
Reaction Kinetics
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55 / 100

Category: Chemistry Ch 7 Class 11

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

NTS 2016 SMBBMC
Chemistry
Thermochemistry
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56 / 100

Category: Chemistry Ch 5 Class 11

Diameter of Hydrogen atom is?

57 / 100

Category: Chemistry Ch 7 Class 11

The enthalpy change accompanying the gain of an electron by a neutral gaseous atom to form a negative ion is called:

NTS 2010
Chemistry
Thermochemistry
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58 / 100

Category: Chemistry Ch 10 Class 12

Reaction of CH3CH2MgBr with ethylene epoxide gives:

NUMS 2019 Reconduct
Chemistry
Alkyl Halides and Amines
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59 / 100

Category: Chemistry Ch 4 Class 11

A liquid has mass m and specific heat capacity c. The rate of change in temperature of the liquid is R. What is the rate at which heat is transferred from the liquid.

PMC Practice 2
Physics
States of Matter – Gases, Liquids and Solids
Elimination Tool:

60 / 100

Category: Chemistry Ch 3 Class 11

What is the volume in cm3 of 3.01 x 10^23 molecules of O2 gas at S.T.P.?

NTS 2017
Chemistry
States of Matter – Gases, Liquids and Solids
Elimination Tool:

61 / 100

Category: Chemistry Ch 12 Class 12

What type of chemical reaction is this?
CH3CHO + NH3 -> CH3CH(OH)NH2

NUMS 2019 Cancelled
Chemistry
Aldehydes and Ketones
Elimination Tool:

62 / 100

Category: Chemistry Ch 11 Class 12

Which of the following is not a physical property of ethers?

NUMS 2019 Cancelled
Chemistry
Alcohols, Phenols and Ethers
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63 / 100

Category: Chemistry Ch 2 Class 12

To avoid the formation of toxic compounds with chlorine, which substance is used for disinfecting water?

NUMS 2016
Chemistry
s and p Block Elements
Elimination Tool:

64 / 100

Category: Chemistry Ch 5 Class 11

If an election jumps from 6th orbit to 2nd orbit then decrease in radius will be?

65 / 100

Category: Chemistry Ch 12 Class 12

Identification tests for functional groups of organic compounds are associated with specific observations. Tollen’s reagent is an ammoniacal silver nitrate solution, which is used for the identification of a functional group X with an observation O. Identify X and O.

PreMedPK MDCAT Mock 2
Chemistry
Aldehydes and Ketones
Elimination Tool:

66 / 100

Category: Chemistry Ch 1 Class 12

ZnH2 is an example of?

NTS 2015 SMBBMC
Chemistry
Periodicity in Elements
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67 / 100

Category: Chemistry Ch 15 Class 12

Peroxyacetyl nitrate is an irritant to human beings and it effects:

UHS 2011
Chemistry
Environmental Chemistry
Elimination Tool:

68 / 100

Category: Chemistry Ch 4 Class 11

Which statement about liquids is not correct?

69 / 100

Category: Chemistry Ch 10 Class 11

The reaction: Cl2 + H2O→ HCl + HOCl is an example of:

NTS 2014
Chemistry
Electrochemistry
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70 / 100

Category: Chemistry Ch 8 Class 11

A very small value of ‘Kc’ for a reaction at equilibrium indicates:

NUMS 2018
Chemistry
Chemical Equilibrium
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71 / 100

Category: Chemistry Ch 2 Class 12

________ are prepared by passing hydrogen gas over hot alkali metals or alkaline earth metals?

NTS 2015 SMBBMC
Chemistry
s and p Block Elements
Elimination Tool:

72 / 100

Category: Chemistry Ch 8 Class 11

In a exothermic process, forward direction reaction is favored by:

73 / 100

Category: Chemistry Ch 5 Class 11

Which orbitals always possess same energy:

74 / 100

Category: Chemistry Ch 7 Class 11

Burning of fuel is a

75 / 100

Category: Chemistry Ch 13 Class 12

Which of the following cannot be used to convert butanoic acid to butanoyl chloride?

NUMS 2016
Chemistry
Carboxylic Acids and its Derivatives
Elimination Tool:

76 / 100

Category: Chemistry Ch 14 Class 12

) Plastic cannot be recycled by

77 / 100

Category: Chemistry Ch 2 Class 11

The efficiency of chemical reaction can be expressed as:

PMC 2020
Chemistry
Stoichiometry
Elimination Tool:

78 / 100

Category: Chemistry Ch 10 Class 11

Decrease in Oxidation number is

PMC Sample 2
Chemistry
Electrochemistry
Elimination Tool:

79 / 100

Category: Chemistry Ch 5 Class 12

From the following which is used as bleaching agent

80 / 100

Category: Chemistry

From the following, only one amino acid has two identical groups attached to its central atom. Which amino acid out of the following matches the description given above.

NUMS Mock 3
Chemistry
Chemistry of Life

81 / 100

Category: Chemistry Ch 9 Class 11

Molal freezing point constant of water is:

UHS 2013
Chemistry
Solution and Colloids
Elimination Tool:

82 / 100

Category: Chemistry Ch 15 Class 12

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

UHS 2014
Chemistry
Industrial Chemistry
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83 / 100

Category: Chemistry Ch 11 Class 12

Melting point of methyl alcohol is?

84 / 100

Category: Chemistry Ch 12 Class 12

Which of the following can be oxidized to an aldehyde?

NUMS 2019 Cancelled
Chemistry
Aldehydes and Ketones
Elimination Tool:

85 / 100

Category: Chemistry Ch 8 Class 11

Le Chatelier’s principle explains effect of all of the following except

86 / 100

Category: Chemistry Ch 14 Class 12

Teflon is name of:

87 / 100

Category: Chemistry Ch 4 Class 11

The necessary condition for Boyle’s law to hold is that the process must be ______.

NTS 2019
Physics
States of Matter – Gases, Liquids and Solids
Elimination Tool:

88 / 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:

89 / 100

Category: Chemistry Ch 15 Class 12

Which of the pair of gases is not a greenhouse gas?

NUMS 2019 Cancelled
Chemistry
Environmental Chemistry
Elimination Tool:

90 / 100

Category: Chemistry

Which of the following statements is true?

NUMS Mock 2
Chemistry
s and p Block Elements

91 / 100

Category: Chemistry Ch 1 Class 12

Metallic character of the elements:

NTS 2019
Chemistry
Periodicity in Elements
Elimination Tool:

92 / 100

Category: Chemistry Ch 8 Class 11

For a gaseous reaction, the increase in pressure will shift the equilibrium in a direction:

NUMS 2020
Chemistry
Chemical Equilibrium
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93 / 100

Category: Chemistry Ch 3 Class 12

silicon can be obtained from which one of the following compounds

94 / 100

Category: Chemistry Ch 1 Class 11

Molecular formula = n (Empirical formula). What does “n” represents in this

95 / 100

Category: Chemistry Ch 15 Class 12

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

96 / 100

Category: Chemistry Ch 1 Class 11

27 g of Al will react with how much mass of O2 to produce Al2O3?

PMC Practice 22
Chemistry
Introduction to Fundamental Concepts of Chemistry
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97 / 100

Category: Chemistry

Q.170 Which of the following is not a mixture of hydrocarbons?

98 / 100

Category: Chemistry Ch 8 Class 12

Benzene in the presence of AlCl3 produces acetophenone when reacts with:

PreMedPK MDCAT Mock 4
Chemistry
Hydrocarbons
Elimination Tool:

99 / 100

Category: Chemistry

Q.70 To prepare a buffer with pH close to 9, the mixture used would be

100 / 100

Category: Chemistry

Q.142 In the production of wrought iron Mg Si and P are removed in the form of

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