Chemistry Practice Tests 5 - PLS Academy

Chemistry Practice Test 5

Chemistry Practice Test 5 is designed to help students strengthen their understanding of key chemistry concepts, formulas, and reactions for competitive entry tests like MDCAT, NUMS, AKU, UET, ECAT, NTS, as well as FSC Board Exams. This test covers topics from thermodynamics, chemical equilibrium, coordination compounds, and practical applications, helping students improve accuracy and problem-solving skills.

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Chemistry Practice Test 5

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1 / 100

Category: Chemistry Ch 6 Class 11

Co-ordinate covalent bond Is not formed in which of the following

PH3

NH3

CH4

None of these

2 / 100

Category: Chemistry Ch 6 Class 12

What is NOT true about K2Cr2O7?

Blue crystalline solid

Not soluble in water

Strong oxidizing agent

Used in formation of lead chromate

3 / 100

Category: Chemistry

Q.139 Redox Reaction are actually transfer of

A. Electrons

B. Charges

C. Energy

D. Hydrogen lons

4 / 100

Category: Chemistry

Q.102 In electrochemical series reduction potential relates to only

A. Real Conditions

B. Standard Conditions

C. Positive Values

D. Negative Values

5 / 100

Category: Chemistry Ch 5 Class 11

d subshell has

3 orbitals

5 orbitals

7 orbitals

12 orbitals

6 / 100

Category: Chemistry Ch 14 Class 12

Which one of the following compounds is an additional polymer?

UHS 2019
Chemistry
Macromolecules
Elimination Tool:

A) Polyvinyl chloride

B) Nylon

C) Carbohydrate

D) Polyester

7 / 100

Category: Chemistry Ch 1 Class 11

The unit used to express the relative atomic mass is called?

Chemistry
Introduction to Fundamental Concepts of Chemistry
Elimination Tool:

A) Gram unit.

B) Avigadro's number.

C) Atomic mass.

D) Atomic mass unit.

8 / 100

Category: Chemistry Ch 14 Class 12

) Nylon 6 —6 Is obtained by heating adipic acid with:

Hexethylene Diamine

Hexmethylene Diamine

hexmethylene amine

hexdimethylene diamine

9 / 100

Category: Chemistry Ch 1 Class 12

Number of elements in 6th period is:

10 / 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
Elimination Tool:

A) Pyrrole

B) Furan

C) Thiophene

D) All

11 / 100

Category: Chemistry

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

NUMS Mock 4
Chemistry
s and p Block Elements
Environmental Chemistry

A) O2

B) CO2

C) N2

D) He

12 / 100

Category: Chemistry

Precipitation occurs when the product of ionic concentrations is:

NUMS Mock 4
Chemistry
Chemical Equilibrium

A) Greater than Ksp

B) Less than Ksp

C) Equal to Ksp

D) Equal to unity

13 / 100

Category: Chemistry Ch 3 Class 11

How many balloons of capacity 0.25dm3 at 1atm pressure can be filled from a hydrogen gas cylinder of 5dm3 capacity at 10 atm?

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

A) 50

B) 90

C) 180

D) 200

14 / 100

Category: Chemistry Ch 2 Class 12

Chlorine upon reaction in cold NaOH yields:

NUMS 2014
Chemistry
s and p Block Elements
Elimination Tool:

A) NaCl, NaClO, H2O

B) NaCl , NaClO3 , H2O

C) NaClO , NaClO3, H2O

D) NaCl , H2O

15 / 100

Category: Chemistry Ch 4 Class 11

Amorphous solids turns into glass like state from rubber like state, this is called

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

A) transition

B) crack transition

C) glass transition

D) all of these

16 / 100

Category: Chemistry Ch 11 Class 11

Instantaneous rate of reaction is the rate at any

PMC Sample 2
Chemistry
Reaction Kinetics
Elimination Tool:

A) At Equilibrium

B) one instant

C) Given Temperature

D) Given Pressure

17 / 100

Category: Chemistry Ch 6 Class 11

Which one of the following has the lowest % ionic character?

NTS 2016 DUHS & JSMU
Chemistry
Chemical Bonding
Elimination Tool:

A) CCl4

B) BCl3

C) BeCl2

D) LiCl

18 / 100

Category: Chemistry Ch 3 Class 11

Solid CO2 dry ice has a structure just like:

NUMS 2014
Chemistry
States of Matter – Gases, Liquids and Solids
Elimination Tool:

A) Diamond

B) Sulphur

C) Graphite

D) None of the above

19 / 100

Category: Chemistry Ch 9 Class 11

An ideal solvent dissolves maximum solute at?

Boiling point

At room temperature

Saturation point

At Freezing point

20 / 100

Category: Chemistry Ch 1 Class 11

One mole of Oxygen has number of atoms as compared to one mole of Nitrogen

equal

Half

Double

Quarter

21 / 100

Category: Chemistry Ch 11 Class 12

The product formed by acid catalysed hydration of 2 – phenyl propene is:

NUMS 2018
Chemistry
Alcohols, Phenols and Ethers
Elimination Tool:

A) 3 – phenyl – 2 – propanol

B) 2 – phenyl – 2 – propanol

C) 1 – phenyl – 1 – propanol

D) 1 – phenyl – 2- propanol

22 / 100

Category: Chemistry

Both ionic and covalent bonds are present in:

NUMS Mock 3
Chemistry
Chemical Bonding

A) CH4

B) SO2

C) KCl

D) NaOH

23 / 100

Category: Chemistry Ch 6 Class 11

The substance which conducts electricity by the movement of ions:

NUMS 2014
Chemistry
Chemical Bonding
Elimination Tool:

A) Graphite

B) Copper

C) Molten NaCl

D) Mercury

24 / 100

Category: Chemistry Ch 9 Class 11

The reaction in which a molecule is broken down by Water is known as

Hydration

Salvation

Electrolysis

Hydrolysis

25 / 100

Category: Chemistry Ch 13 Class 12

Ease of esterification of the following alcohols CH3CH2OH(I),(CH3)2CHOH and (CH3)3COH(III) with HCOOH is:

NUMS 2017
Chemistry
Carboxylic Acids and its Derivatives
Elimination Tool:

A) I < II < III

B) III < II < I

C) II < I < III

D) I = II = III

26 / 100

Category: Chemistry Ch 2 Class 11

How will you separate water and kerosene oil?

Distillation

Filtration

Sublimation

Crystallization

27 / 100

Category: Chemistry Ch 8 Class 11

28 / 100

Category: Chemistry Ch 7 Class 11

For a chemical reaction A -> B, the threshold energy of the reaction is 37 kJ/mole. The average internal energy of A is 12 kJ/Mole. What will be the activation energy of A?

NTS 2016 SMBBMC
Chemistry
Thermochemistry
Elimination Tool:

A) 43 K.J/Mole

B) 37 K.J/Mole

C) 25 KJ/Mole

D) 19 K.J/Mole

29 / 100

Category: Chemistry Ch 12 Class 12

Which of the following reagent is used to separate and purify carbonyl and non carbonyl compounds?

PMC 2020
Chemistry
Aldehydes and Ketones
Elimination Tool:

A) HCN

B) BrMgCH3

C) NaHSO3

D) H2O

30 / 100

Category: Chemistry Ch 2 Class 12

Which of the following oxides is most acidic oxide?

NUMS 2019 Reconduct
Chemistry
s and p Block Elements
Elimination Tool:

A) Al2O3

B) Cl2O3

C) Na2O3

D) CaO

31 / 100

Category: Chemistry Ch 11 Class 12

In which of the following reaction does the C-O bond of alcohol not break?

PreMedPK MDCAT Mock 1
Chemistry
Alcohols, Phenols and Ethers
Elimination Tool:

A) Reaction with SOCl2

B) Dehydration

C) Esterification

D) All of these options are correct

32 / 100

Category: Chemistry Ch 13 Class 12

Which of the following carboxylic acids will be the most acidic?

NUMS 2016
Chemistry
Carboxylic Acids and its Derivatives
Elimination Tool:

A) CH3CHClCH2COOH

B) CH3CH2CCl2COOH

C) CH3CH2CHClCOOH

D) CH3CH2CH2COOH

33 / 100

Category: Chemistry Ch 15 Class 12

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

34 / 100

Category: Chemistry Ch 1 Class 11

Avogadro’s constant is the number of:

PMC 2021 Tested
Chemistry
Introduction to Fundamental Concepts of Chemistry
Elimination Tool:

A) Electrons present in 2g of H

B) Atoms in 24g of Mg

C) Atoms in 1g of He

D) Molecules in 35.5g of Chlorine

35 / 100

Category: Chemistry

Copper is a typical transition metal. Its atomic number is 29. In which oxidation state does it have a partially filled orbital in d-subshell?

NUMS Mock 2
Chemistry
d and f Block Elements

A) Cu

B) Cu+

C) Cu-

D) Cu2+

36 / 100

Category: Chemistry Ch 2 Class 12

The most dense element is:

NTS 2013
Chemistry
s and p Block Elements
Elimination Tool:

A) Li

B) K

C) Ca

D) Ba

37 / 100

Category: Chemistry Ch 7 Class 11

If a graph is plotted between pressure on x- axis and volume on y- axis for Boyle’s law verification, the curve obtained is called

PMC Sample 2
Chemistry
Thermochemistry
Elimination Tool:

A) pseudotherm

B) isotherm

C) biotherm

D) all of these

38 / 100

Category: Chemistry Ch 6 Class 12

Transition elements are colored in which type of compounds?

Ionic

Covalent

Both a and b

None of these

39 / 100

Category: Chemistry Ch 9 Class 12

Which of the following statements is incorrect about benzene?

All of the carbon atoms are sp hybridized.

The carbon-carbon bond lengths are all the same.

It has delocalized electrons.

The carbon-hydrogen bond lengths are all the same.

40 / 100

Category: Chemistry Ch 9 Class 12

Alkenes undergo:

UHS 2019
Chemistry
Hydrocarbons
Elimination Tool:

A) Electrophilic Addition

B) Electrophilic substitution

C) Nucleophilic substitution

D) Nucleophilic addition

41 / 100

Category: Chemistry

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

A. Candle wax

B. Kerosine oil

C. Paraffin oil

D. Vegetable ghee

42 / 100

Category: Chemistry Ch 14 Class 12

The polymer containing acrylonitrile as a monomer is:

PMC 2021 Tested
Chemistry
Macromolecules
Elimination Tool:

A) Polyacrylonitrile

B) Rayon fibre

C) PVC

D) Teflon

43 / 100

Category: Chemistry Ch 8 Class 11

A solution has pH of 10. What is the value of [OH-]?

10^4

10^-4

10^6

10^-6

44 / 100

Category: Chemistry Ch 9 Class 11

The properties of liquid crystals are intermediate b/w crystals and

PMC Sample 3
Chemistry
Solution and Colloids
Elimination Tool:

A) anisotropic liquids

B) nematic liquids

C) isotropic liquids

D) liquids

45 / 100

Category: Chemistry Ch 8 Class 12

Acetylene with Cl2 gives:

1, 2-dicholropropane

1, 1, 2, 2-tetrachloroethane

Ethane dichloride

1, 1, 2, 2-tetrachloromethene

46 / 100

Category: Chemistry Ch 11 Class 12

Either Is dangerous In which of the following states?

Humid

Wet

dry

Hot

47 / 100

Category: Chemistry Ch 3 Class 11

Which of the following solids is an example of a substance with a macromolecular structure?

NUMS 2016
Chemistry
States of Matter – Gases, Liquids and Solids
Elimination Tool:

A) Aluminium chloride

B) Ice

C) Magnesium oxide

D) Silicon (IV) oxide

48 / 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

A) 3%

B) 6.25%

C) 10%

D) 20%

49 / 100

Category: Chemistry Ch 10 Class 12

Elimination from 2 – bromobutane results in:

NUMS 2018
Chemistry
Alkyl Halides and Amines
Elimination Tool:

A) Equimolar mixture of 1 and 2 – butene

B) Predominantly 2 – butene

C) Predominantly 1- butane

D) 2 – butyne

50 / 100

Category: Chemistry Ch 2 Class 12

Metals belonging to the same group in the periodic table are

NUMS 2014
Chemistry
s and p Block Elements
Elimination Tool:

A) Magnesium and Na

B) Magnesium and Copper

C) Magnesium and Barium

D) Magnesium and Potassium

51 / 100

Category: Chemistry

Which one of the following alkaline earth metal carbonates is thermally the most stable?

NUMS Mock 3
Chemistry
s and p Block Elements

A) BaCO3

B) MgCO3

C) CaCO3

D) SrCO3

52 / 100

Category: Chemistry Ch 4 Class 11

H2 and O2 are diffusing under the same condition how much H2 gas will diffuse?

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

A) 4

B) 16

C) 32

D) 0.5

53 / 100

Category: Chemistry Ch 6 Class 11

Triatomic molecules have following movements:

NUMS 2014
Chemistry
Chemical Bonding
Elimination Tool:

A) Translation and vibrational

B) Rotational

C) All the above

D) None the above

54 / 100

Category: Chemistry Ch 11 Class 11

Which of the following statements best describes how a catalyst works

NUMS 2018
Chemistry
Reaction Kinetics
Elimination Tool:

A) A catalyst changes the potential energies of the reactants and products

B) A catalyst decreases the temperature of the reaction which leads to a faster rate

C) A catalyst lowers the activation energy barrier for the reaction by providing a different reaction mechanism.

D) A catalyst raises the activation energy for the reaction which produces a faster rate

55 / 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:

A) Hydrohalogenation of alkenes

B) Dehydration of alkenes

C) Hydration of alkenes

D) Hydroxylation of alkenes

56 / 100

Category: Chemistry

Phenylmethyl ketone can be converted into ethyl benzene in one step by using:

NUMS Mock 4
Chemistry
Aldehydes and Ketones

A) LiAlH4

B) Zn(Hg)-HCl

C) NaBH4

D) CH3Mgl

57 / 100

Category: Chemistry

Q.74 The specific site at which substrate is attached on the enzyme and converted into product is called as_________________?

A. Reaction site

B. Active site

C. Binding site

D. None of these

58 / 100

Category: Chemistry Ch 4 Class 11

London forces are present in

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

A) ammonia

B) water

C) kerosene oil

D) HCl

59 / 100

Category: Chemistry Ch 15 Class 12

What is formed by a series of complex reactions of ozone with water in the troposphere that are driven by sunlight?

NUMS 2019 Cancelled
Chemistry
Environmental Chemistry
Elimination Tool:

A) O radical

B) H radical

C) OH radical

D) H3O radical

60 / 100

Category: Chemistry Ch 4 Class 11

Vapor pressure is measured by calculating the difference in liquid pressure and?

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

A) Mercury pressure

B) Glass pressure

C) Atmospheric pressure

D) Container pressure

61 / 100

Category: Chemistry Ch 4 Class 11

The value of R (the gas constant) is

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

A) 0.0821dm3 atm k mol-1.

B) 803143 Nmk-Imole

C) 0.0821 dm3 atm k-I mol-1

D) 8.3143 dm3 atm-k-I mol

62 / 100

Category: Chemistry Ch 11 Class 11

Methyl orange is _______ in acidic solutions.

NTS 2018
Chemistry
Acids, Bases and Salts
Elimination Tool:

A) Yellow

B) Pink

C) Orange

D) Red

63 / 100

Category: Chemistry Ch 13 Class 12

Solubility of carboxylic acids in water decrease with

Decrease in molecular mass

Increase in molecular mass

Both a and b

None of these

64 / 100

Category: Chemistry Ch 8 Class 12

Formula of Thionyl chloride is

SCI3

S2Cl2

SOCl2

SOCI3

65 / 100

Category: Chemistry Ch 16 Class 12

Ozone absorbs

Radioactive radiations

All of these

66 / 100

Category: Chemistry Ch 5 Class 12

Noble gasses have?

High ionization energ

Zero ionization Energy

Low ionization energy d)

None of these

67 / 100

Category: Chemistry Ch 6 Class 11

Which one of these is paramagnetic?

None of these

68 / 100

Category: Chemistry Ch 2 Class 12

Commercial hydrogen is obtained from:

NTS 2015 DUHS and JSMU
Chemistry
s and p Block Elements
Elimination Tool:

A) coal gas

B) oil gas

C) marsh gas

D) producer gas

69 / 100

Category: Chemistry Ch 7 Class 11

The enthalpy change of the reaction

H2(g) + ½ O2 -> H2O (l)

under standard conditions is:

NUMS 2017
Chemistry
Thermochemistry
Elimination Tool:

A) Enthalpy change of formation of water

B) Enthalpy change of neutralization

C) Both; Enthalpy change of combustion of Hydrogen and enthalpy change of formation of water

D) Enthalpy change of combustion of Hydrogen

70 / 100

Category: Chemistry Ch 9 Class 11

Boiling point constants help us to determine:

UHS 2012
Chemistry
Solution and Colloids
Elimination Tool:

A) Molar masses

B) Volumes

C) Pressures

D) Masses

71 / 100

Category: Chemistry Ch 14 Class 12

Which of the following is a monosaccharide ?

Maltose

Sucrose

lactose

Fructose

72 / 100

Category: Chemistry Ch 11 Class 12

Which of following has “higher boiling”and “melting point”?

PreMedPK MDCAT Mock 5
Chemistry
Alcohols, Phenols and Ethers
Elimination Tool:

A) Acetone

B) 2 – Butanol

C) Propane

D) 2 – Methylpropene

73 / 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:

A) 5d6

B) 3d9

C) 3d8

D) 3d7

74 / 100

Category: Chemistry

Q.2 The difference in the E.N values of the bonded atoms b/w two atoms is an index to_of covalent bond

A. polar nature

B. non-polar nature

C. strength

D. nature

75 / 100

Category: Chemistry Ch 3 Class 12

Which one of the following ions exhibits d-d transition and paramagnetism as well?

NTS 2014
Chemistry
d and f Block Elements
Elimination Tool:

A) MnO4-

B) CrO42-

C) MnO42-

D) Cr2O72-

76 / 100

Category: Chemistry

Le Chatelier Principle is about:

NUMS Mock 1
Chemistry
Chemical Equilibrium

A) Reaction Mixture

B) Reactants

C) Equilibrium Mixture

D) Products

77 / 100

Category: Chemistry Ch 7 Class 12

Which one is not an organic compound?

NUMS 2014
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:

A) Fats

B) Water

C) Carbohydrates

D) None

78 / 100

Category: Chemistry Ch 8 Class 11

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

Pressure

Temperature

Concentration

Time

79 / 100

Category: Chemistry Ch 10 Class 12

In alkyl halide, the halide ion has charge on it when attached to C-atom.

Positive

Negative

Partial positive

Partial negative

80 / 100

Category: Chemistry Ch 7 Class 11

Which of the following statements is NOT true for the first law of thermodynamics?

NTS 2014
Chemistry
Thermochemistry
Elimination Tool:

A) Total energy of the system and surrounding is conserved

B) Energy can neither be created nor destroyed

C) It is the same as law of conservation of energy

D) Total energy of the system is increasing

81 / 100

Category: Chemistry

Role of a catalyst in a chemical reaction is to:

NUMS Mock 3
Chemistry
Reaction Kinetics

A) Decreases yield of a reaction

B) Decreases rate of a reaction

C) Increase yield of product

D) Increase rate of a reaction

82 / 100

Category: Chemistry Ch 13 Class 12

Reagent used to reduce a carboxylic acid to an alkane is:

NUMS 2019 Reconduct
Chemistry
Carboxylic Acids and its Derivatives
Elimination Tool:

A) Ni / H2

B) NaBH4

C) P / HI

D) LiAlH4

83 / 100

Category: Chemistry Ch 4 Class 11

Which of the following bonds Is the weakest?

Ionic

Covalent

Dative Covalent

Hydrogen bonding

84 / 100

Category: Chemistry

Q.97 Which of the following liquid has boiling point greater than that of water at standard pressure

A. Acetic acid

B. Acetone

C. Ethanol

D. Benzene

85 / 100

Category: Chemistry

Water has maximum density at:

NUMS Mock 2
Chemistry
States of Matter – Gases, Liquids and Solids

A) -4 C

B) – 1 C

C) 0 C

D) 4 C

86 / 100

Category: Chemistry Ch 15 Class 12

Which of the following is not a macronutrient?

87 / 100

Category: Chemistry Ch 1 Class 12

A gas that reacts with CaO and not with NaHCO3 is:

NTS 2017
Chemistry
Periodicity in Elements
Elimination Tool:

A) CO2

B)CI2

C) O2

D) N2

88 / 100

Category: Chemistry Ch 15 Class 12

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

89 / 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:

A) Alpha hydrogen

B) Beta hydrogen

C) Hydrogen

D) Alpha carbon

90 / 100

Category: Chemistry

Which of the following reagents will reduce butanoic acid to butanol?

NUMS Mock 1
Chemistry
Carboxylic Acids and its Derivatives

A) LiAlH4

B) LiAlH4.H2O

C) Mg(BH4)2

D) All of the above

91 / 100

Category: Chemistry Ch 7 Class 12

C6H5C≡N and C6H5N≡C exhibits which type of isomerism:

NTS 2015 SMBBMC
Biology
Fundamental Principles of Organic Chemistry
Elimination Tool:

A) Functional group isomerism

B) Positional isomerism

C) Skeletal isomerism

D) Metamerism

92 / 100

Category: Chemistry Ch 4 Class 12

Which one of the following does not have allotropes?

93 / 100

Category: Chemistry Ch 11 Class 12

Alkoxicies react with alkyl halide to form? a

Ether

Ester

Carboxylic acid

alcohol

94 / 100

Category: Chemistry Ch 8 Class 11

When 18 x 10-3 moles/dm3 of acetic acid react with 22 x 10-3 moles/dm3 of ethyl alcohol to form 40 x 10-3 moles/dm3 of ethyl acetate and 40 x 10-3 moles/dm-3 of water. Find the value of equilibrium constant (kc):

NTS 2010
Chemistry
Chemical Equilibrium
Elimination Tool:

A) 4.04

B) 3.14

C) 3.04

D) 2.02

95 / 100

Category: Chemistry Ch 11 Class 11

Half-life of an element is 5 days. If we have 50,000 of its atoms, then how many atoms would be left after 10 days?

15000

25000

50000

None of these

96 / 100

Category: Chemistry Ch 6 Class 12

lanthanide Contraction is phenomenon of block :

f block

s block

d block

P block

97 / 100

Category: Chemistry

Which one of the following organic compounds have the least carbon-carbon bond length?

NUMS Mock 4
Chemistry
Hydrocarbons

A) Ethene

B) Ethane

C) Ethyne

D) Methane

98 / 100

Category: Chemistry Ch 11 Class 11

For a reaction 2A + 3B -> C
The rate law expression is given by rate = K [A]1[B]2. The order of the reaction with respect to A, B and overall order of reaction are:

NUMS 2015
Chemistry
Reaction Kinetics
Elimination Tool:

A) 2, 1, 3

B) 1, 2, 3

C) 0, 1, 2

D) 2, 1, 0

99 / 100

Category: Chemistry Ch 4 Class 12

The correct electronic configuration of Cr is:

PMC Practice 4
Chemistry
d and f Block Elements
Elimination Tool:

A) [Ar] 4s23d4

B) [Ar] 4s23d5

C) [Ar] 4s13d4

D) [Ar] 4s13d5

100 / 100

Category: Chemistry Ch 7 Class 12

Study that deals with hydrocarbons and its derivatives Is known as:

Inorganic chemistry

Organic chemistry

Analytical chemistry

Physical chemistry

Your score is

The average score is 55%

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