Chemistry Practice Tests 1





Entry test 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 , ECAT , NTS NAT , and NUST NET . PakLearningSpot PLS MCQs Bank website for FREE Entry test preparations

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Chemistry Practice Test 1

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1 / 100

Category: Chemistry Ch 2 Class 11

The empirical formula of Glucose C6H12O6 is:

PMC 2020
Chemistry
Stoichiometry
Elimination Tool:

2 / 100

Category: Chemistry Ch 5 Class 11

The Balmer series lies in which region of the electromagnetic spectrum?

NTS 2015 DUHS and JSMU
Chemistry
Atomic Structure
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3 / 100

Category: Chemistry Ch 9 Class 11

Ca(OH)2 is sparingly soluble having solubility value 6.5 x 10-6. What’ll be its solubility:

UHS 2017 Reconduct
Chemistry
Solution and Colloids
Elimination Tool:

4 / 100

Category: Chemistry Ch 8 Class 12

KOLBE’s method is used to prepare?

5 / 100

Category: Chemistry

Q.111 Evaporation is a process?

6 / 100

Category: Chemistry Ch 11 Class 12

When an electrophilic reagent attacks on alcohol, ________.

PreMedPK MDCAT Mock 1
Chemistry
Alcohols, Phenols and Ethers
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7 / 100

Category: Chemistry Ch 6 Class 11

The bond angle of NF3 is:

8 / 100

Category: Chemistry Ch 1 Class 12

Number of elements in 6th period is:

9 / 100

Category: Chemistry

Q.79 Salt Bridge is used for the purpose of

10 / 100

Category: Chemistry

Q.123 Protein present in hides of animals is precipitated by

11 / 100

Category: Chemistry Ch 6 Class 11

Second Ionization energy of M atom

12 / 100

Category: Chemistry Ch 7 Class 12

The rate of E1 reaction depends upon:

NTS 2019
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:

13 / 100

Category: Chemistry

Q.37 In Lucas test, tertiary alcohols form oily layer of alkyl halid ________?

14 / 100

Category: Chemistry Ch 11 Class 12

Which of the following are not usually named using IUPAC system?

15 / 100

Category: Chemistry Ch 7 Class 11

The measurement of heat absorbed or given out in a chemical reaction is referred to as:

NTS 2011
Chemistry
Thermochemistry
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16 / 100

Category: Chemistry Ch 13 Class 12

Carboxylic acid reduction to alcohol can be achieved by using?

PMC Sample 3
Chemistry
Carboxylic Acids and its Derivatives
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17 / 100

Category: Chemistry Ch 15 Class 12

Percentage of nitrogen by volume in air is:

UHS 2018
Chemistry
Environmental Chemistry
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18 / 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
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19 / 100

Category: Chemistry Ch 10 Class 12

In general formula of alkyl halide RX, X represents ________

PMC Sample 2
Chemistry
Alkyl Halides and Amines
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20 / 100

Category: Chemistry Ch 2 Class 11

Change in Pressure will only affect the substances which are in:

PMC Practice 4
Chemistry
Experimental Techniques in Chemistry
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21 / 100

Category: Chemistry Ch 4 Class 11

Hybridization in diamond is

22 / 100

Category: Chemistry Ch 3 Class 11

When an element exists in more than one crystalline form, the phenomenon is termed as:

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

23 / 100

Category: Chemistry

Q.103 In phenol, the hydroxyl group is attached to

24 / 100

Category: Chemistry Ch 12 Class 12

Consider the following reaction:

R―CHO + 2[Ag(NH3)2]OH → R―COONH4 + 2Ag + 2NH3 + H2O This reaction represents one of the following tests.

PreMedPK MDCAT Mock 1
Chemistry
Aldehydes and Ketones
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25 / 100

Category: Chemistry Ch 7 Class 11

The thermal energy at constant pressure is called:

PMC 2020
Chemistry
Thermochemistry
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26 / 100

Category: Chemistry Ch 11 Class 11

Common name of Octadecanoic acid is:

NTS 2016 DUHS & JSMU
Chemistry
Acids, Bases and Salts
Macromolecules
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27 / 100

Category: Chemistry Ch 11 Class 11

A catalyst is a substance which:

NUMS 2017
Chemistry
Reaction Kinetics
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28 / 100

Category: Chemistry Ch 6 Class 11

The boiling point of water is higher than other hydrides because water molecules can form:

NTS 2018
Chemistry
Chemical Bonding
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29 / 100

Category: Chemistry Ch 15 Class 12

Unpolluted rain water has a pH of:

UHS 2013
Chemistry
Environmental Chemistry
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30 / 100

Category: Chemistry Ch 7 Class 12

IUPAC name of this is (CH3)2 – CH – CH (C2H5) – C(CH3)3

NTS 2016 DUHS & JSMU
Chemistry
Fundamental Principles of Organic Chemistry
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31 / 100

Category: Chemistry Ch 1 Class 11

In mass spectrometry, ionization occurs in form.

32 / 100

Category: Chemistry Ch 7 Class 11

Work done on the system is

PMC Sample 1
Chemistry
Thermochemistry
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33 / 100

Category: Chemistry

 

Q.107  When 1- Butene reacts with cold dilute KMnO4 in basic media, the product formed will be

34 / 100

Category: Chemistry Ch 9 Class 11

If 18.0 g of glucose is dissolved in 1 kg of water, boiling point of this solution should be:

UHS 2013
Chemistry
Solution and Colloids
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35 / 100

Category: Chemistry Ch 3 Class 12

Which element of group 4A shows inert pair effect?

36 / 100

Category: Chemistry Ch 5 Class 12

Bleaching powder is agent?

37 / 100

Category: Chemistry Ch 9 Class 12

Which type of bonds are broken during cracking?

PMC Practice 1
Chemistry
Hydrocarbons
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38 / 100

Category: Chemistry Ch 6 Class 11

which type of hybridization doesn’t exist?

39 / 100

Category: Chemistry Ch 1 Class 12

In which of the following chromium has different oxidation state?

NTS 2016 SMBBMC
Chemistry
Periodicity in Elements
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40 / 100

Category: Chemistry Ch 9 Class 12

The bond angles in benzene ring are:

PMC Sample 1
Chemistry
Hydrocarbons
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41 / 100

Category: Chemistry Ch 4 Class 11

Which of the following is an assumption of the kinetic model of an ideal gas?

PMC Practice 6
Physics
States of Matter – Gases, Liquids and Solids
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42 / 100

Category: Chemistry Ch 16 Class 12

Which of the following causes suffocation?

43 / 100

Category: Chemistry Ch 6 Class 11

Which of the following has maximum Ionization energy?

44 / 100

Category: Chemistry Ch 3 Class 12

Which of the following forms a layer of oxide on its exposure to moisture?

45 / 100

Category: Chemistry Ch 11 Class 11

The chemical reaction in which reactions require high amount of activation energy are generally:

NTS 2014
Chemistry
Reaction Kinetics
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46 / 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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47 / 100

Category: Chemistry Ch 4 Class 12

Which of the following properties are associated with transition metals?

PMC Practice 6
Chemistry
d and f Block Elements
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48 / 100

Category: Chemistry Ch 8 Class 11

Common Ion effect is useful application in?

NTS 2015 SMBBMC
Chemistry
Chemical Equilibrium
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49 / 100

Category: Chemistry

Which is the correct electronic configuration of Chromium (24Cr)?

NUMS Mock 2
Chemistry
d and f Block Elements

50 / 100

Category: Chemistry Ch 5 Class 11

An element has configuration 2, 8, 1. It belongs to, ______.

NTS 2016 SMBBMC
Chemistry
Atomic Structure
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51 / 100

Category: Chemistry Ch 11 Class 11

Activated complex is formed due to

PMC Sample 3
Chemistry
Reaction Kinetics
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52 / 100

Category: Chemistry Ch 1 Class 12

Which of the following has the least electron affinity value?

NUMS 2015
Chemistry
Periodicity in Elements
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53 / 100

Category: Chemistry Ch 8 Class 11

If the ratio of initial concentration of the reagents is greater than the Kc then:

NTS 2011
Chemistry
Chemical Equilibrium
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54 / 100

Category: Chemistry Ch 11 Class 11

Half life period of the first order reaction depends upon:

NUMS 2015
Chemistry
Reaction Kinetics
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55 / 100

Category: Chemistry Ch 11 Class 12

The strength of an acid depends on?

PreMedPK MDCAT Mock 5
Chemistry
Alcohols, Phenols and Ethers
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56 / 100

Category: Chemistry Ch 6 Class 12

What is not true about transition metals?

57 / 100

Category: Chemistry Ch 13 Class 12

HCOOH is the structure of:

NUMS 2018
Chemistry
Carboxylic Acids and its Derivatives
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58 / 100

Category: Chemistry Ch 13 Class 12

Hydrolysis of Nitriles produces:

NUMS 2020
Chemistry
Carboxylic Acids and its Derivatives
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59 / 100

Category: Chemistry Ch 4 Class 11

Vapor pressure depends on

60 / 100

Category: Chemistry Ch 9 Class 11

The amount of solute present in the given amount of solvent is called:

NTS 2017
Chemistry
Solution and Colloids
Elimination Tool:

61 / 100

Category: Chemistry

Q.72 Isopentane is an example of_

62 / 100

Category: Chemistry

The influence of temperature on reaction rate is predicted by:

NUMS Mock 1
Chemistry
Reaction Kinetics

63 / 100

Category: Chemistry

 

Q.168 In aldol condensation, nucleophile is_

64 / 100

Category: Chemistry Ch 5 Class 12

Noble gasses have?

65 / 100

Category: Chemistry

If concentration time graph of a reactant indicates a constant half life, then the order reaction with respect to that reactant is:

NUMS Mock 4
Chemistry
Reaction Kinetics

66 / 100

Category: Chemistry Ch 4 Class 11

Which one of the following has the highest lattice energy?

NUMS 2019 Reconduct
Chemistry
States of Matter – Gases, Liquids and Solids
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67 / 100

Category: Chemistry Ch 10 Class 12

Alkyl Halides that go through SN1 reactions are

68 / 100

Category: Chemistry Ch 4 Class 11

Which of the following is not a property of liquid?

69 / 100

Category: Chemistry Ch 8 Class 11

A correct formula must:

NTS 2017
Chemistry
Chemical Equilibrium
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70 / 100

Category: Chemistry Ch 11 Class 12

) Melting point of methyl alcohol is:

71 / 100

Category: Chemistry Ch 12 Class 12

In Cannizzaro’s reaction out of two moles, one makes salt of an acid the other makes

72 / 100

Category: Chemistry Ch 13 Class 12

High molecular mass organic compounds, upon hydrolysis yield amino acids are called _______.

PMC Sample 3
Chemistry
Carboxylic Acids and its Derivatives
Elimination Tool:

73 / 100

Category: Chemistry Ch 9 Class 11

6 g of urea is dissolved in 90 g of water. The relative lowering of vapour pressure is:

NUMS 2015
Chemistry
Solution and Colloids
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74 / 100

Category: Chemistry Ch 8 Class 11

In Exothermic Reactions heat is _______

PMC Sample 3
Chemistry
Chemical Equilibrium
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75 / 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:

76 / 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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77 / 100

Category: Chemistry

Q.99 Which forces are very significant in non-polar molecules like Cl2, H2 and noble gases

78 / 100

Category: Chemistry Ch 3 Class 11

What is the temperature at which the volume of gas is said to be zero?

NTS 2015 SMBBMC
Chemistry
States of Matter – Gases, Liquids and Solids
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79 / 100

Category: Chemistry Ch 6 Class 11

NUMS 2014
Chemistry
Chemical Bonding
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80 / 100

Category: Chemistry Ch 8 Class 11

The Haber Process is used to produce ammonia commercially according to the following equilibrium: N2(g) + 3H2g = 2NH3g + energy Which of the following conditions will produce the highest yield of ammonia?

81 / 100

Category: Chemistry Ch 7 Class 12

Wohler prepared urea from:

82 / 100

Category: Chemistry Ch 8 Class 12

Which one of the following is saturated hydrocarbon?

83 / 100

Category: Chemistry Ch 5 Class 11

Which of the following does not show variable valency?

NUMS 2015
Chemistry
Atomic Structure
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84 / 100

Category: Chemistry Ch 7 Class 11

For a chemical reaction A + B, the threshold energy of the reaction is 31 KJ/mole. The average internal energy of A is 12 KJ/mole. What will be the activation energy of A?

NUMS 2018
Chemistry
Thermochemistry
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85 / 100

Category: Chemistry Ch 16 Class 12

Measuring ‘Biochemical Oxygen Demand’ (ROD) is a method used for:

86 / 100

Category: Chemistry

Transition Elements usually show:

NUMS Mock 2
Chemistry
d and f Block Elements

87 / 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:

88 / 100

Category: Chemistry Ch 2 Class 12

Which of the following do not occur in Free State?

89 / 100

Category: Chemistry Ch 7 Class 12

Which of the following is not an isomer of other three:

90 / 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

91 / 100

Category: Chemistry Ch 11 Class 12

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

PMC Sample 1
Chemistry
Alcohols, Phenols and Ethers
Elimination Tool:

92 / 100

Category: Chemistry

 

Q.88  Most electronegative element among alkali metals

93 / 100

Category: Chemistry Ch 2 Class 12

Most abundant salt of sodium in nature is:

NTS 2017
Chemistry
s and p Block Elements
Elimination Tool:

94 / 100

Category: Chemistry Ch 2 Class 11

Which of the following can ba employed instead of filter papers?

95 / 100

Category: Chemistry Ch 9 Class 11

The compound with more than 10% solubility in pure water is:

ETEA 2018
Chemistry
Solution and Colloids
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96 / 100

Category: Chemistry Ch 15 Class 12

Which one of the following is NOT an advantage of synthetic fiber?

NTS 2016 SMBBMC
Chemistry
Environmental Chemistry
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97 / 100

Category: Chemistry

The stability in the following structure is due to the:

NUMS Mock 4
Chemistry
Chemical Bonding

98 / 100

Category: Chemistry Ch 9 Class 12

Alkenes undergo:

UHS 2019
Chemistry
Hydrocarbons
Elimination Tool:

99 / 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
Elimination Tool:

100 / 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

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2 responses to “Chemistry Practice Tests 1”

  1. Attention Sir…!
    Q-177 : Highest electronegativity of Flourine is 4 but in answer 2.6 is given correct…! ?
    Need your opinion…!
    Thank You ..!

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