Chemistry Practice Tests 5

Created by Ali Durrani

NET Practice

Chemistry Practice Test 5

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1 / 100

Category: Chemistry

Q.160 Polymerization of ethene produces which of the followving polymer?

A. Polyvinyl

B. Polethyl

C. Polyethylene

D. Polyethoxy

2 / 100

Category: Chemistry Ch 15 Class 12

The unpolluted natural rainwater is slightly acidic due to the reaction of rain water with:

UHS 2011
Chemistry
Environmental Chemistry
Elimination Tool:

A) Sulphur dioxide

B) Oxides of nitrogen

C) Carbon dioxide

D) Hydrogen present in air

3 / 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:

A) Amount of reactants

B) Pressure of reaction

C) Physical state of reactants and products

D) Temperature

4 / 100

Category: Chemistry

An ester is prepared by the reaction of:

NUMS Mock 4
Chemistry
Carboxylic Acids and its Derivatives

A) Two alcohols

B) Carboxylic acid and alcohol

C) Keton and alcohol

D) Aldehyde and alcohol

5 / 100

Category: Chemistry Ch 15 Class 12

1 calorie = ______ Joules.

NTS 2012
Chemistry
Chemistry of Life
Elimination Tool:

A) 200 Joules

B) 2000 Joules

C) 4.184 Joules

D) 4180 Joules

6 / 100

Category: Chemistry Ch 14 Class 12

The transparent plastic used to make combs and hairbrushes is called:

NTS 2018
Chemistry
Macromolecules
Elimination Tool:

A) PVA

B) PVC

C) Bakelite

D) Perspex

7 / 100

Category: Chemistry Ch 5 Class 11

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

NTS 2016 SMBBMC
Chemistry
Atomic Structure
Elimination Tool:

A) IA group and 3rd period

B) IIIA group and 1st period

C) IA group and 8th period

D) VIIA group and 3rd period

8 / 100

Category: Chemistry

Q.129 The biochemical process used in the synthesis of alcohol in the presence of yeast is called as____________________?.

A. Respiration

B. Photosynthesis

C. Fermentation

D. Aerobic respiration

9 / 100

Category: Chemistry Ch 3 Class 11

Gases can be converted into liquid by:

Increasing temperature and decreasing pressure

Decreasing temperature and increasing pressure

Same temperature and pressure

Increasing pressure and temperature

10 / 100

Category: Chemistry

Which of the following acts as an electrophile in the electrophilic substitution of benzene with bromine?

NUMS Mock 1
Chemistry
Hydrocarbons

A) Br+

B) FeCl4+

C) Fe2+

D) Fe3+

11 / 100

Category: Chemistry Ch 3 Class 12

If a person is injected by shot of a gun and all the bullets are not removed from his body, it may cause poisoning by:

NUMS 2017
Chemistry
d and f Block Elements
Elimination Tool:

A) Hg

B) Pb

C) Fe

D) As

12 / 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:

A) Isomorphism

B) Allotropy

C) Isomerism

D) Anisotropy

13 / 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:

A) atm

B) atm2

C) atm-1

D) atm-2

14 / 100

Category: Chemistry Ch 12 Class 12

Which of the following Compound is not reduced by NaBH4 ?

PreMedPK MDCAT Mock 1
Chemistry
Aldehydes and Ketones
Elimination Tool:

A) Acetaldehyde

B) Acetone

C) Carboxylic acid

D) Alkene

15 / 100

Category: Chemistry Ch 13 Class 12

Lysine is a
amino acid

Acidic

Basic

Neutral

Amphoteric

16 / 100

Category: Chemistry Ch 4 Class 11

At 1489 mm of Hg, water will boil at:

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

A) 120 C

B) 110 C

C) 100 C

D) 90 C

17 / 100

Category: Chemistry Ch 14 Class 12

Allotropes are of same?

PMC Practice 2
Chemistry
Macromolecules
Elimination Tool:

A) Compounds

B) Molecules

C) Ions

D) Elements

18 / 100

Category: Chemistry Ch 7 Class 12

Carbonyl group is present in

Glycol

Glycerol

Dihydrid alcohol

None of these

19 / 100

Category: Chemistry

Q.171 Which type of carboxylic acid is produced from the hydrolysis of nitriles?

A. Beta-hydroxy carboxylic acids

B. Acids having one carbon more than the starting material

C. Acids having one carbon less than the starting material

D. Alpha-hydroxy acids

20 / 100

Category: Chemistry Ch 10 Class 11

During oxidation process, oxidation number of an element:

PMC 2020
Chemistry
Electrochemistry
Elimination Tool:

A) Decreases

B) Increases

C) Remains constant

D) Both decreases and increases

21 / 100

Category: Chemistry Ch 15 Class 12

Which is the metal, whose elevated concentration is harmful to fish as it clogs the gills thus causing suffocation?

UHS 2012
Chemistry
Environmental Chemistry
Elimination Tool:

A) Na

B) Pb

C) Zn

D) Al

22 / 100

Category: Chemistry Ch 7 Class 11

Anything under test or observation in laboratory is called

PMC Sample 2
Chemistry
Thermochemistry
Elimination Tool:

A) Surrounding

B) System

C) Confined space

D) None of these

23 / 100

Category: Chemistry Ch 13 Class 12

Carboxylic acids are formed by the hydrolysis of ________.

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

A) Ester & Nitriles

B) Nitriles & Amines

C) Alkenes & Alkynes

D) Esters & Alcohols

24 / 100

Category: Chemistry Ch 9 Class 12

Name the main product formed as a result of the following reaction

H3C – (CH2)5 – CH3 ————> Product

n-heptane

Conditions: 480 – 550 C, 150 – 399 psi V2O5

NTS 2019
Chemistry
Hydrocarbons
Elimination Tool:

A) Benzene

B) Toluene

C) Xylene

D) Cyclohexane

25 / 100

Category: Chemistry

Q.69 Carbon dioxide is an Example of

A. Ionic Solid

B. Metallic Solid

C. Molecular Solid

D. Covalent Solid

26 / 100

Category: Chemistry Ch 6 Class 11

The shape of SnCl2 is:

NUMS 2015
Chemistry
Chemical Bonding
Elimination Tool:

A) Linear

B) Tetrahedral

C) Angular

D) Trigonal Planar

27 / 100

Category: Chemistry Ch 3 Class 11

2 gasses at SIP, with equal volume and equal pressure will have same a

K.E

Mass

Number of molecule

Weight

28 / 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
Elimination Tool:

A) NH3

B) H2

C) N2

D) NO

29 / 100

Category: Chemistry Ch 13 Class 12

Which of the following is the strongest acid?

PMC 2020
Chemistry
Carboxylic Acids and its Derivatives
Elimination Tool:

A) Propanoic acid

B) Fluoroethanoic acid

C) Trichloroethanoic acid

D) Nitroethanoic acid

30 / 100

Category: Chemistry Ch 11 Class 12

Which of the following compounds will give a secondary alcohol after reaction with NaBH4?

PreMedPK MDCAT Mock 3
Chemistry
Alcohols, Phenols and Ethers
Elimination Tool:

A) CH3COCH3

B) CH3COOCH3

C) CH3CH2CHO

D) CH3CH2COOH

31 / 100

Category: Chemistry Ch 4 Class 12

The geometry of the complex compounds usually depends upon:

PMC 2021 Tested
Chemistry
d and f Block Elements
Elimination Tool:

A) All of the given choices

B) Hybridization of central metal

C) Type of ligands

D) Types of hybridization in the elements of ligands

32 / 100

Category: Chemistry Ch 1 Class 12

Element that is not found in Free State is?

0

H

C

None of these

33 / 100

Category: Chemistry

The essential property of a fertilizer is that is should be:

NUMS Mock 1
Chemistry
Environmental Chemistry

A) Immiscible

B) Highly soluble

C) Insoluble

D) Partially soluble

34 / 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
Elimination Tool:

B) Ease of ironing

C) Softness

D) Heat retention

E) Absorbs the sweat

35 / 100

Category: Chemistry Ch 15 Class 12

The gas which is mainly produced in landfills from the waste is:

UHS 2016
Chemistry
Environmental Chemistry
Elimination Tool:

A) CH4

B) CO2

C) SO2

D) Cl2

36 / 100

Category: Chemistry Ch 6 Class 11

Linear combination of atomic orbitals (LCAO) results in the formation of:

NTS 2010
Chemistry
Chemical Bonding
Elimination Tool:

A) Sigma bond

B) Pi bond

C) Bonding molecular orbitals only

D) Bonding and antibonding molecular orbitals

37 / 100

Category: Chemistry Ch 14 Class 12

Left-handed helix in proteins secondary structure is called as ______ :

PMC Practice 4
Chemistry
Macromolecules
Elimination Tool:

A) Alpha helix

B) Beta helix

C) Spiral

D) Concentrate

38 / 100

Category: Chemistry Ch 12 Class 12

Why is water added after the reduction process of aldehyde and ketone with LiAlH4?

NUMS 2019 Cancelled
Chemistry
Aldehydes and Ketones
Elimination Tool:

A) Because water reacts violently with LiAlH4

B) Because water will protonate LiAlH4

C) Because water inhibits the process

D) Because it will result to alkenes

39 / 100

Category: Chemistry Ch 10 Class 11

Current in electrolysis is carried through?

PMC Practice 1
Chemistry
Electrochemistry
Elimination Tool:

A) Free electrons

B) Positive Ions

C) Negative Ions

D) Both B and C

40 / 100

Category: Chemistry Ch 2 Class 12

The ionization of Hydrogen atom gives:

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

A) hydride ion

B) hydronium ion

C) proton

D) hydroxyl ion

41 / 100

Category: Chemistry Ch 2 Class 12

Which one of the following is a common mineral of calcium? a

Feldspar

Limestone

Diamond

None of these

42 / 100

Category: Chemistry Ch 12 Class 12

What should be added to methane to produce HCN?

Ammonia

Nitrogen

Water

H+

43 / 100

Category: Chemistry Ch 3 Class 11

The crystals formed as a result of vander der Waals interactions are:

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

A) Molecular crystals

B) Covalent crystals

C) Metallic crystals

D) Ionic crystals

44 / 100

Category: Chemistry Ch 2 Class 12

Which of the following has the highest value of electronegativity?

PMC 2020
Chemistry
s and p Block Elements
Chemical Bonding
Elimination Tool:

A) I

B) Br

C) Cl

D) F

45 / 100

Category: Chemistry

Vinyl bromide can be prepared from:

Hydroxyl bromide

Ethylene dibromide

Vicinal brornida

All of these

46 / 100

Category: Chemistry Ch 11 Class 12

Which of the following esters give a Jasmine Flavour?

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

A) Ethyl Acetate

B) Octyl Acetate

C) Amyl Butyrate

D) Benzyl Acetate

47 / 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:

A) CH₃(CH₃)₂CCH₂CH₃

B) CH₃(CH₃)CCHCH₃

C) CH₃(CH₃)CCH₂CH₃

D) CH₃CH₂CH₂CH₃

48 / 100

Category: Chemistry Ch 9 Class 12

n-Heptane can be converted into benzene by catalysts:

Al203, Si02, Fe203

Si02, K20, Cr203

Al203,Si02, Cr203

None of these

49 / 100

Category: Chemistry

Sodium Benzoate on reacting with soda lime forms:

NUMS Mock 4
Chemistry
Carboxylic Acids and its Derivatives

A) Benzoic Acid

B) Benzene

C) Toluene

D) Benzaldehyde

50 / 100

Category: Chemistry Ch 9 Class 12

The unhybridized p orbitals of benzene are present in the form of _________.

PMC Practice 2
Chemistry
Hydrocarbons
Elimination Tool:

A) Between the C-C bonds of benzene

B) Above and below the carbon bonds

C) In the form of a cloud above and below the benzene ring

D) None of these options is correct

51 / 100

Category: Chemistry Ch 9 Class 12

Fuels with higher octane number can be produced by ___________.

PMC Practice 2
Chemistry
Hydrocarbons
Elimination Tool:

A) Cracking

B) Reforming

C) Decomposition

D) Isomerisation

52 / 100

Category: Chemistry Ch 11 Class 12

25 to 35 degree centigrade temperature is good for which of the following process?

Dow's method

Preparation of formalin

Fermentation

Methanol

53 / 100

Category: Chemistry Ch 10 Class 11

The breakdown of a substance with current is:

NUMS 2020
Chemistry
Electrochemistry
Elimination Tool:

A) Thermolysis

B) Catalysis

C) Electrolysis

D) Photolysis

54 / 100

Category: Chemistry Ch 6 Class 12

Which of the following states of copper Is more stable?

Cu+2

Cu+1

Both a and b

Depends on environment

55 / 100

Category: Chemistry Ch 7 Class 12

Which one is NOT a nucleophile?

NUMS 2019 Reconduct
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:

A) BH3

B) NH3

C) -NH2

D) -OH

56 / 100

Category: Chemistry Ch 11 Class 12

phenol, and ethers are the derivatives of?

Carboxylic acid

Alkenes

Organic derivatives of water

Benzene

57 / 100

Category: Chemistry

Q.7 Which of the following forces have no relation with valence electrons?

A. Ionic Bond

B. Chemical bond

C. Intermolecular forces

D. Intramolecular forces

58 / 100

Category: Chemistry Ch 10 Class 12

Which of the following has the strongest bond?

NUMS 2019 Cancelled
Chemistry
Alkyl Halides and Amines
Elimination Tool:

A) CH3 – F

B) CH3 – I

C) CH3 – Cl

D) CH3 – Br

59 / 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

60 / 100

Category: Chemistry Ch 3 Class 11

Gases behave ideal at

Low pressure and High temperature

low pressure and Low temperature

High temperature and Low pressure

High temperature and High pressure

61 / 100

Category: Chemistry Ch 6 Class 11

Down the group atomic radii increases due to?

Increase in screening effect

Repulsion between the electrons of valence shell

Increase in nuclear charge

All of these

62 / 100

Category: Chemistry

Q.4 Melting and boiling point of transition elements are higher due to

A. Higher binding energies

B Strong metallic bonding

C. Hardness

D. All of these

63 / 100

Category: Chemistry Ch 3 Class 12

Which of the following is used to make container for nitric acid?

iron

Plastic

Alumuium

Helim

64 / 100

Category: Chemistry Ch 5 Class 11

Which of the following has the maximum number of unpaired electrons?

NUMS 2015
Chemistry
Atomic Structure
Elimination Tool:

A) Mg2+

B) V3+

C) Ti3+

D) Fe2+

65 / 100

Category: Chemistry Ch 1 Class 11

The total number of neutrons in 5g of H2O are:

1 NA = 6.023 x 1023

PMC Practice 18
Chemistry
Introduction to Fundamental Concepts of Chemistry
Elimination Tool:

A) 25 NA

B) 1.1 NA

C) 2.5 NA

D) 0.5 NA

66 / 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

67 / 100

Category: Chemistry

Solid CO2 dry ice has a structure just like:

NUMS Mock 4
Chemistry
States of Matter – Gases, Liquids and Solids

A) Diamond

B) Sulphur

C) Graphite

D) None of the above options are correct

68 / 100

Category: Chemistry Ch 5 Class 11

Spectrum of which series is in the UV region?

Lyman serie

Balmer series

Paschen series

Pfund series

69 / 100

Category: Chemistry

In this reaction NH4* + H2O -> H3O*, the conjugate base of H3O+ ion is:

NUMS Mock 3
Chemistry
Chemical Equilibrium

A) NH4+

B) H2O

C) H*

D) NH3

70 / 100

Category: Chemistry Ch 11 Class 11

The rate constant of a first-order reaction is 3 x 10-6 per second.

If the initial concentration is 0.10 M, the initial rate of reaction is:

NUMS 2018
Chemistry
Reaction Kinetics
Elimination Tool:

A) 3 x 10-3 Ms-1

B) 3 x 10-4 Ms-1

C) 3 x 10-6 Ms-1

D) 3 x 10-7 Ms-1

71 / 100

Category: Chemistry

Q.150 Who attributed the deviation of real gases from ideal behavior?

A. Boyle's law

B. Charles's law

C. Avogadro's law

D. Van der Waals

72 / 100

Category: Chemistry Ch 4 Class 12

Which one of the following elements has six valence electrons?

S

Cd

Fe

0

73 / 100

Category: Chemistry

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

A. NaF

B. NaCl

C. NaBr

D. NaI

74 / 100

Category: Chemistry Ch 1 Class 12

Which of the following statements about H2S is false?

NTS 2017
Chemistry
Periodicity in Elements
Elimination Tool:

A) It is a covalent compound

B) It is a gas with bad smell

C) It is a stronger reducing agent than H2O

D) It is a weak base in water

75 / 100

Category: Chemistry Ch 2 Class 12

Which one of the following statements is true?

NUMS 2016
Chemistry
s and p Block Elements
Elimination Tool:

A) All nitrates of Group II metals are decomposed by heat to give the oxide NO2.

B) Aqueous sodium nitrate in acidic to litmus.

C) Aqueous ammonium nitrate is alkaline to litmus.

D) The alkali metal nitrates are insoluble in water.

76 / 100

Category: Chemistry Ch 4 Class 12

What are interstitial compounds?

PMC Sample 2
Chemistry
d and f Block Elements
Elimination Tool:

A) Transition elements containing small proportion of H, B, C, N

B) Transition elements containing small proportion of He, Ne, Ar, Xe

C) The compounds in which transition elements are in their highest oxidation state.

D) The compounds of transition elements which are not stable.

77 / 100

Category: Chemistry Ch 9 Class 12

Reduction of benzene is presence of Ni gives:

NUMS 2019 Cancelled
Chemistry
Hydrocarbons
Elimination Tool:

A) Cyclohexane

B) Heterocyclic

C) Alicyclic

D) Unsaturated aliphatic

78 / 100

Category: Chemistry Ch 2 Class 12

When Gypsum is heated to about 100° C, it losses some water of crystallization and becomes:

NTS 2011
Chemistry
States of Matter – Gases, Liquids and Solids
s and p Block Elements
Elimination Tool:

A) Epsom salt

B) Kieserite

C) Plaster of Paris

D) Bleaching Powder

79 / 100

Category: Chemistry Ch 7 Class 12

Which of the following is an organic compound?

Explosives

Paper

Plastic

All of these

80 / 100

Category: Chemistry Ch 12 Class 12

Ketone can be prepared by the oxidation of:

Primary alcohol

Secondary alcohol

Tertiary alcohol

None of these

81 / 100

Category: Chemistry Ch 1 Class 11

Which of the following has six isotopes?

PMC Practice 4
Chemistry
Introduction to Fundamental Concepts of Chemistry
Elimination Tool:

A) Manganese

B) Tin

C) Calcium

D) Carbon

82 / 100

Category: Chemistry Ch 11 Class 11

Common name of Octadecanoic acid is:

NTS 2016 DUHS & JSMU
Chemistry
Acids, Bases and Salts
Macromolecules
Elimination Tool:

A) Propionic acid

B) Stearic acid

C) Palmitic acid

D) Formic acid

83 / 100

Category: Chemistry Ch 5 Class 11

Breaking of neutron produces?

Electron, proton and neutrino

Electron, positron and neutrino

Proton and positron

Alpha particles

84 / 100

Category: Chemistry

Which of the following atoms would be diamagnetic?

Ne

O

Al

K

85 / 100

Category: Chemistry Ch 12 Class 12

During oxidation of unsymmetrical ketones which atom is oxidized?

PreMedPK MDCAT Mock 5
Aldehydes and Ketones
PMC Practice 28
Elimination Tool:

A) Carbonyl carbon

B) Carbon attached to smaller number of hydrogen atom

C) Carbon attach to larger number of hydrogen atoms

D) Hydrogen

86 / 100

Category: Chemistry Ch 3 Class 11

Solid NaCl is a bad conductor of electricity because:

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

A) Solid NaCl is covalent

B) In the solid state, there are no ions

C) In solid NaCl. there is no migration of ions

D) In solid NaCl, there are not electron

87 / 100

Category: Chemistry Ch 13 Class 12

What is the product of both fermentation reactions and fractional distillation:

NTS 2010
Chemistry
Carboxylic Acids and its Derivatives
Elimination Tool:

A) An ester

B) An acid

C) An alcohol

D) A soap

88 / 100

Category: Chemistry

Which one of the following molecules has sp3 hybridization?

NUMS Mock 2
Chemistry
Chemical Bonding

A) CH4

B) C2H4

C) CO2

D) C2H2

89 / 100

Category: Chemistry Ch 5 Class 12

) Which halogen is present in Teflon?

Chlorine

Bromine

Fluorine

Iodine

90 / 100

Category: Chemistry Ch 8 Class 11

If the value of Kc is large than the ratio (products)/(reactants), the reaction:

Is at equilibrium

Is not at equilibrium

The reaction moves in the forward direction

The direction will move in the reverse direction

91 / 100

Category: Chemistry Ch 8 Class 12

Sp hybridization is found In which of the following?

Ethane

Ethene

Ethyne

None

92 / 100

Category: Chemistry Ch 10 Class 12

RMgX is an organometallic compound, generally known as:

NTS 2012
Chemistry
Alkyl Halides and Amines
Elimination Tool:

A) Grignard's Reagent

B) Baeyer's Reagent

C) Ether

D) Ester

93 / 100

Category: Chemistry Ch 15 Class 12

cr. be used as a liquid fertilizer?

Ammonia

Potassium phosphate

Diammonium phosphate

urea

94 / 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

95 / 100

Category: Chemistry Ch 10 Class 12

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 2016
Chemistry
Alkyl Halides and Amines
Elimination Tool:

A) CH3CONH2

B) CH3CH2NH2

C) (CH3)2CHCO2H

D) CH3CH2CO2H

96 / 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

97 / 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:

A) CCl4

B) O3

C) CO

D) C

98 / 100

Category: Chemistry Ch 11 Class 12

Ethers are very good:

Solvent

Oxidizing agen

Reducing agent

Dehydrating agent

99 / 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

100 / 100

Category: Chemistry Ch 4 Class 11

Vapor pressure of a liquid depends upon

) Nature of liquid

Temperature

Both a and b

Atomic Pressure

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The average score is 55%

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