Chemistry Practice Tests 1

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Chemistry Practice Test 1

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1 / 100

Category: Chemistry

Q.29 Which one of them is used as an automobile anti free

A. Ethanol

B. ethene

C. ethylene glycol

D. propene

2 / 100

Category: Chemistry Ch 8 Class 12

Methane reacts with chlorine to form chloromethane. The catalyst used is?

NTS 2015 SMBBMC
Biology
Hydrocarbons
Elimination Tool:

A) Pb

B) Zn

C) HCl

D) Sunlight

3 / 100

Category: Chemistry

Q.95 Wholar first time prepare urea in laboratory in ?

A. 1900

B. 1829

C. 1850

D. 1828

4 / 100

Category: Chemistry Ch 4 Class 11

To conduct electricity through Ionic Solids, the ions should be:

PMC Practice 5
Chemistry
States of Matter – Gases, Liquids and Solids
Elimination Tool:

A) Excited

B) Energized

C) Free

D) In random motion

5 / 100

Category: Chemistry Ch 2 Class 12

Which of the following statements about H2S is false:

NTS 2010
Chemistry
s and p Block Elements
Elimination Tool:

B) It is a gas with a bad smell

C) It is a strong reducing agent

D) It is a molecule which is non linear

E) It is a weak base in water

6 / 100

Category: Chemistry Ch 6 Class 11

Which of the following is the highest electronegative element?

F

N

CI

O

7 / 100

Category: Chemistry Ch 15 Class 12

Ammonium nitrate contain nitrogen

82

46

20

35

8 / 100

Category: Chemistry Ch 9 Class 11

From a mixture of CO2and H2gases, CO2can be separated by passing the mixture through:

NTS 2013
Chemistry
Solution and Colloids
Elimination Tool:

A) Water at high temperature

B) Water under high pressure

C) Cold water

D) Acidified water

9 / 100

Category: Chemistry Ch 9 Class 11

What is the molality of 92 g toluene In 250 g benzene?

4 mol/kg

1 mol/kg

6mol/kg

3 mol/kg

10 / 100

Category: Chemistry Ch 2 Class 11

22.4 dm3 of volume of each H2 and O2 are sparked to produce water vapours (considered as ideal gas) on completion of reaction. What is the decrease in the volume of the vessel?

NTS 2016 SMBBMC
Chemistry
Stoichiometry
Elimination Tool:

A) 44 dm3

B) 22.4 dm3

C) 33.6 dm3

D) 11.2 dm3

11 / 100

Category: Chemistry Ch 8 Class 12

When CH2 = CH2 reacts with a halogen acid, the product formed is:

Alkyl halide

Alkane

Alkyl

Allcene

12 / 100

Category: Chemistry Ch 10 Class 12

Which of the following is true about SN2 reactions:

They follow a two-step bimolecular mechanism

they do not undergo rearrangements

Methyl and primary substrates react faster than secondary and tertiary substrates

the rate of the reactions depend on both the substrate and nucleophile concentration

13 / 100

Category: Chemistry Ch 5 Class 12

From the following which is used as bleaching agent

Flourine

Chlorine

Bromine

Iodine

14 / 100

Category: Chemistry Ch 2 Class 11

Which of the following will be separated by filtration?

Salt and water

Sugar and water

Alcohol and water

None of these

15 / 100

Category: Chemistry

Q.79 Salt Bridge is used for the purpose of

A. Producing Electrons

B. Circuit Completion

C. Increasing speed electrons

D. All of these

16 / 100

Category: Chemistry Ch 1 Class 12

Ionic radius in period from left to right:

NUMS 2014
Chemistry
Periodicity in Elements
Elimination Tool:

A) Decreases

B) Increases

C) I st increase and then decrease

D) I st decrease and then increase

17 / 100

Category: Chemistry Ch 8 Class 11

A solution having pH = 0 is

Strongly basic

Weakly basic

Neutral

Strongly acidic

18 / 100

Category: Chemistry Ch 2 Class 12

The flame colour of Ca in flame test is:

NUMS 2020
Chemistry
s and p Block Elements
Elimination Tool:

A) Orange red

B) Golden yellow

C) Red

D) Pink

19 / 100

Category: Chemistry Ch 7 Class 12

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

2,2-Dimethyl pentane

2-Methylhexane

2,3- Dimethyl pentane

2,2- Dimethyl butane

20 / 100

Category: Chemistry Ch 4 Class 12

d-block elements are present _____________ in the periodic table ?

PMC Sample 3
Chemistry
d and f Block Elements
Elimination Tool:

A) Right of the periodic table

B) Left of the periodic table

C) Bottom of periodic table

D) Between s and p block elements

21 / 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:

A) Magnetic

B) Repulsive

C) Electrostatic

D) Weak

22 / 100

Category: Chemistry Ch 3 Class 12

Orthoboric acid can NOT be obtained by which of the following?

Metaboricacid

Tetraboric acid

) Pyroboric acid

Boric anhydride

23 / 100

Category: Chemistry Ch 8 Class 11

A system at equilibrium can be disturbed by:

NTS 2013
Chemistry
Chemical Equilibrium
Elimination Tool:

A) Concentration change

B) Pressure change

C) Temperature

D) All of the above

24 / 100

Category: Chemistry Ch 15 Class 12

Chlorofluorocarbons (CFCs) are important compounds that are used as refrigerants but these are also responsible for Ozone layer depletion. If a Chlorofluorocarbon CFCl3 is present in stratosphere, which of it’s reaction intermediates are actually responsible for the breakdown of the ozone molecule?

UHS 2019
Chemistry
Environmental Chemistry
Elimination Tool:

A) CFCl2* and Cl*

B) Cl* and ClO*

C) CFCl2* and ClO*

D) CFCl2 and CFCl3

25 / 100

Category: Chemistry Ch 5 Class 12

Which of the following is a result of reaction between Iodine and Oxygen?

Iodine Hexaoxide

Iodine Pentaoxide

Iodine Dioxide

Iodine Heptaoxide

26 / 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

27 / 100

Category: Chemistry

Which enzyme is used when sugar In molasses is converted to glucose and fructose?

Amylase

Protease

Sucrase

None of these

28 / 100

Category: Chemistry Ch 4 Class 12

Copper reacts with hot concentrated H2SO4 in presence of

Air

Water

Ammonia

Strong heat

29 / 100

Category: Chemistry

Q.23 What is the color of silver acetylide, AgC=CAg?

A. Red

B. White

C. Brown

D. Pinkish

30 / 100

Category: Chemistry Ch 9 Class 12

Stability of benzene is due to

Alternate double bonds

Electrons' cloud

Double bonds

Delocalization of electrons

31 / 100

Category: Chemistry Ch 3 Class 11

The unit of viscosity is:

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

A) Joule

B) N/m2

C) Dynes/cm

D) Poise

32 / 100

Category: Chemistry Ch 8 Class 11

Concentration of reactants and products are expressed as Moles per unit _______.

PMC Sample 1
Chemistry
Chemical Equilibrium
Elimination Tool:

A) Area

B) length

C) Volume

D) None of these

33 / 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

34 / 100

Category: Chemistry Ch 6 Class 11

Which of the following is paramagnetic

Nickle

Vanadium

Uranium

Oxygen

35 / 100

Category: Chemistry

Q.97 Due to less polarizability of Fluorine, it boils at ___________C

A..-188.1

B.188.1

C.184.4

D.184.4

36 / 100

Category: Chemistry Ch 9 Class 12

Acetylene on reacting with ammonium silver nitrate gives.

NUMS 2014
Chemistry
Hydrocarbons
Elimination Tool:

A) Silver metal

B) Silver mirror

C) Silver acetylide

D) Silver acetate

37 / 100

Category: Chemistry Ch 13 Class 12

Benzyl acetate gives us which flavour?

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

A) Raspberry

B) Pineapple

C) Jasmine

D) Apricot

38 / 100

Category: Chemistry

Q.124 Ethyne has which hybridization?

A. sp3

B.sp2

C. sp

D.sp^2d

39 / 100

Category: Chemistry Ch 2 Class 12

Which of the following is chrome yellow’s pigment?

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

A) Pb2Cr2O5

B) PbCrO4.PbO

C) PbCrO4

D) PbCl2.4PbO

40 / 100

Category: Chemistry Ch 8 Class 11

For a gaseous phase reaction, when number of moles of reactants and products are equal:

PMC 2020
Chemistry
Chemical Equilibrium
Elimination Tool:

A) The values of Kp and Kc are different

B) The value of Kp is greater than Kc

C) The value of Kc is greater than Kp

D) The values of Kp and Kc are the same

41 / 100

Category: Chemistry Ch 2 Class 12

Which of the following elements has the highest boiling point?

NTS 2014
Chemistry
s and p Block Elements
Elimination Tool:

A) Li

B) Mg

C) Sr

D) Be

42 / 100

Category: Chemistry Ch 12 Class 12

The general formula for an aldehyde is:

NTS 2010
Chemistry
Aldehydes and Ketones
Elimination Tool:

B) R-COOH

C) R-CO-R

D) R-X

E) R-CHO

43 / 100

Category: Chemistry

When two moles of H2 and one mole of O2 react to form H2O, 484 KJ heat is evolved. What is Δ Hf for one mole of H2O?

NUMS Mock 3
Chemistry
Thermochemistry

A) -484 KJmol-1

B) -242 KJmol-1

C) -121 KJmol-1

D) +242 KJmol-1

44 / 100

Category: Chemistry Ch 1 Class 12

NaNO3 on heating gives:

NUMS 2015
Chemistry
Periodicity in Elements
Elimination Tool:

A) O2

B) NO2

C) O2 + NO2

D) NaNO2 + O2

45 / 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

46 / 100

Category: Chemistry Ch 9 Class 12

Hydrocarbons which burn with a smoky flame are called:

NUMS 2015
Chemistry
Hydrocarbons
Elimination Tool:

A) Aliphatic

B) Aromatic

C) Alicyclic

D) None of these

47 / 100

Category: Chemistry Ch 9 Class 11

Which one is the correct formula for molar mass of solute In case of boiling point elevation? x

M2= 1000 Kb W2M1/ Tb W1

) M2= 1000 Kb W2/ Tb

M2 = Kb W1 Tb/1000

M2 =1000 Tb W21 Kb

48 / 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
Elimination Tool:

A) 100.52 °C

B) 100.00 °C

C) 100.052 °C

D) Less than 100 °C

49 / 100

Category: Chemistry

Q.85 Along period of periodic table, shielding effect

A. Increases

B. Decreases

C. Remains constant

D. First increases then decrease

50 / 100

Category: Chemistry Ch 11 Class 12

Phenol has all characters except?

Can be reduced to benzene

Insoluble in water

Acidic in nature

Used as a disinfectant

51 / 100

Category: Chemistry Ch 9 Class 12

How many Dewar Structure of Benzene are present?

2

3

4

Infinite

52 / 100

Category: Chemistry Ch 1 Class 11

The mass number of an atom is:

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

A) The number of electrons

B) The number of neutrons

C) The number of protons

D) The number of neutrons and protons

53 / 100

Category: Chemistry

Q.145 Activator of phosphatase enzyme

A. Mn2+

B. Mg2-

C. Zn

D. None of these

54 / 100

Category: Chemistry Ch 7 Class 12

Which of the following is the reducing agent:

NUMS 2015
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:

A) C3H8

B) C2H5COOH

C) C3H7OH

D) (CH3)2CO

55 / 100

Category: Chemistry Ch 12 Class 12

Hybridization of carbon in -CHO group is:

NUMS 2019 Reconduct
Chemistry
Aldehydes and Ketones
Elimination Tool:

A) sp

B) sp2

C) sp3

D) dsp

56 / 100

Category: Chemistry Ch 15 Class 12

___________ is an eye irritant.

UHS 2014
Chemistry
Environmental Chemistry
Elimination Tool:

A) Peroxyacetyl nitrate

B) Peroxyacetyl nitrite

C) Peroxy Methoxy aniline

D) Peroxyacetyl aniline

57 / 100

Category: Chemistry

Q.157 Shifting the position of equilibrium can be used to Increase

A. Temperature

B. Pressure

C. Yield of reaction

D. All of these

58 / 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

59 / 100

Category: Chemistry Ch 1 Class 12

Hydrogen resembles the elements of groups:

NTS 2019
Chemistry
Periodicity in Elements
Elimination Tool:

A) I-A, V-A and VIll-A

B) I-A, IV A and Vl-A

C) I-A, II-A and VIl-A

D) I-A, IV-A and VIl-A

60 / 100

Category: Chemistry Ch 11 Class 11

Rate determining step of a chemical reaction which occur in more than one step depends upon the

PMC Sample 1
Chemistry
Reaction Kinetics
Elimination Tool:

A) fastest step

B) Slowest Step

C) catalyst used

D) Temperature of reaction

61 / 100

Category: Chemistry

Maximum number of electrons in a subshell is given by:

NUMS Mock 1
Chemistry
Atomic Structure

A) 2 (2l – 1)

B) 2 (2l + 1)

C) 2(l + 1)

D) 2l + 1

62 / 100

Category: Chemistry

The rate of a reaction in general can be increased by all the following factors except:

NUMS Mock 2
Chemistry
Reaction Kinetics

A) By increasing temperature

B) Using a suitable catalyst

C) By an increase in activation energy

D) By increasing conc. Of reactants

63 / 100

Category: Chemistry Ch 11 Class 12

Which of the following is TRUE regarding Methyl Alcohol?

NTS 2011
Chemistry
Alcohols, Phenols and Ethers
Elimination Tool:

A) It is a colorless, volatile, thin liquid with specific gravity 0.796 at 15°C

B) It is used for low-temperature thermometers and as a fuel substitute

C) It is extensively used in the formation of different beverages

D) It is used as a base for perfumes

64 / 100

Category: Chemistry Ch 9 Class 11

Colligative Properties depend upon: a

Solute

Solvent

Both a and b

None of these

65 / 100

Category: Chemistry Ch 4 Class 11

The formula of Chile Saltpeter is?

PMC Practice 5
Chemistry
States of Matter – Gases, Liquids and Solids
Elimination Tool:

A) NaNO3

B) CaCO3

C) Ba(NO3)2

D) NH4Cl

66 / 100

Category: Chemistry Ch 6 Class 11

Hybridization in BeCl2 Is a

sp3 hybridization

sp2 hybridization

sp hybridization

None of these

67 / 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

68 / 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

69 / 100

Category: Chemistry Ch 6 Class 11

GN lewis described which one of the following bonds?

NTS 2015 SMBBMC
Chemistry
Chemical Bonding
Elimination Tool:

A) Ionic bond

B) covalent bond

C) coordinate covalent bond

D) all of the above

70 / 100

Category: Chemistry Ch 11 Class 11

Half life period of the first order reaction depends upon:

NUMS 2015
Chemistry
Reaction Kinetics
Elimination Tool:

A) Initial concentration

B) Temperature

C) Catalyst

D) All of above

71 / 100

Category: Chemistry Ch 10 Class 11

Standard reduction potential of F2, Br2 is:

+2.87, +1.08

+0.332, +2.87

-0.78, -1.66

None of the:

72 / 100

Category: Chemistry Ch 1 Class 12

ZnH2 is an example of?

NTS 2015 SMBBMC
Chemistry
Periodicity in Elements
Elimination Tool:

A) Metallic hydrides

B) Complex hydrides

C) Polymeric hydrides

D) Borderline hydrides

73 / 100

Category: Chemistry Ch 7 Class 12

Isomerism is:

Same molecular formula but different structure

Same molecular formula and same structure

Different molecular formula but same structure

None of these

74 / 100

Category: Chemistry Ch 1 Class 12

Which of the following catalysts is used in the decomposition of laughing gas N2O at 1000 K?

2N2O 2N2 + O2

NTS 2016 SMBBMC
Chemistry
Periodicity in Elements
Elimination Tool:

A) Glycine

B) V2O5

C) Fe

D) Traces of Cl2

75 / 100

Category: Chemistry Ch 14 Class 12

The smog having high contents of SO2 is called:

NUMS 2019 Reconduct
Chemistry
Macromolecules
Elimination Tool:

A) Oxidising smog

B) Neutral smog

C) Basic smog

D) Reducing smog

76 / 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

77 / 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
Elimination Tool:

A) Fehling test

B) Benedict test

C) Ninhydrin test

D) Tollens test

78 / 100

Category: Chemistry Ch 12 Class 12

Oxidation of alcohol converts it into?

Aldehyde

Tertiary Alcohol

Alkane

Carboxylic Acid

79 / 100

Category: Chemistry Ch 9 Class 11

Human blood maintains its pH between

UHS 2016
Chemistry
Solution and Colloids
Elimination Tool:

A) 6.50 – 7.00

B) 7.20 – 7.25

C) 7.50 – 7.55

D) 7.35 – 7.40

80 / 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
Elimination Tool:

A) O2

B) CO2

C) N2

D) He

81 / 100

Category: Chemistry Ch 9 Class 12

Which one of the following is not a heterocyclic compound?

PMC Sample 3
Chemistry
Hydrocarbons
Elimination Tool:

A) Thiophene

B) Anthracene

C) Furan

D) Pyrrole

82 / 100

Category: Chemistry Ch 2 Class 11

The chemical analysis of a compound having molecular mass 188 gives, C=12.8%, H=2.1% and Br=85.1%. Its molecular formula is:

NTS 2014
Chemistry
Stoichiometry
Elimination Tool:

A) CH2Br

B) C2H4Br2

C) C2H4Br

D) CH2(Br)2

83 / 100

Category: Chemistry Ch 15 Class 12

Bacteria plays an important role in:

PMC 2021 Tested
Chemistry
Environmental Chemistry
Elimination Tool:

A) Phosphorus Cycle

B) Nitrogen Cycle

C) Carbon Cycle

D) All of these

84 / 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:

A) 14

B) 16

C) 18

D) 2

85 / 100

Category: Chemistry Ch 1 Class 12

At the end of the periodic table _____ are found.

NTS 2016 DUHS & JSMU
Chemistry
Periodicity in Elements
Elimination Tool:

A) S block element

B) P block element

C) D block element

D) Noble gases

86 / 100

Category: Chemistry Ch 7 Class 12

Which of the following is/are organic?

Protein

Carbohydrates

Both a and b

None of these

87 / 100

Category: Chemistry Ch 8 Class 11

In the reaction;

H2 + CO2 H2O + CO

The decrease in the concentration of reactants and products cause the equilibrium to shift:

NUMS 2020
Chemistry
Chemical Equilibrium
Elimination Tool:

A) Towards left

B) Towards right

C) Nothing happens to the equilibrium

D) Equilibrium will shift towards both the directions

88 / 100

Category: Chemistry

The potential difference of an electrochemical cell is measured by:

NUMS Mock 2
Chemistry
Electrochemistry

A) Ammeter

B) Voltmeter

C) Galvanometer

D) Calorimeter

89 / 100

Category: Chemistry Ch 10 Class 12

Vithich of the following Alkyl Halide is least reactive?

RI

RCl

RBr

RF

90 / 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

91 / 100

Category: Chemistry

Q.151 An electron in an atom is completely described by its

A. 2 quantum numbers

B. Only one quantum number

C. Four quantum numbers

D. 3 quantum numbers

92 / 100

Category: Chemistry Ch 11 Class 11

Sum of all the exponents of the molar concentration of the reactant present in the rate equation is known as:

NTS 2012
Chemistry
Reaction Kinetics
Elimination Tool:

A) Molecularity

B) Order of reaction

C) Rate of reaction

D) gradient

93 / 100

Category: Chemistry Ch 7 Class 11

During a chemical reaction, heat of Formation Is:

Evolved

Absorbed

Either Evolved or Absorbed

None of the above

94 / 100

Category: Chemistry

Q.137 SN reactions have which of the following specie formed and consumed in the reaction?

A. Transition state

B. Intemediate

C. Carbanion

D. Carbene

95 / 100

Category: Chemistry Ch 4 Class 11

Boyle’s law is stated as:”The product of pressure and volume of a fixed amount of gas at constant temperature is a _____ quantity

PMC Sample 3
Chemistry
States of Matter – Gases, Liquids and Solids
Elimination Tool:

A) variable

B) constant

C) discreet

D) decreasing

96 / 100

Category: Chemistry Ch 12 Class 12

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

NUMS 2016
Chemistry
Aldehydes and Ketones
Elimination Tool:

A) LiAlH4

B) Zn(Hg)-HCl

C) NaBH4

D) CH3MgI

97 / 100

Category: Chemistry

The substance which conducts electricity by the movement of ions:

NUMS Mock 3
Chemistry
Chemical Bonding

A) Graphite

B) Copper

C) Molten NaCl

D) Mercury

98 / 100

Category: Chemistry

The decreasing order of second ionization energy of K, Ca, Ba is:

NUMS Mock 1
Chemistry
Chemical Bonding

A) K > Ca > Ba

B) Ca > Ba > K

C) Ba > K > Ca

D) K > Ba > Ca

99 / 100

Category: Chemistry Ch 3 Class 11

A crystal system having all sides (a, b and c) unequal and anglesα = β = γ= 90 is:

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

A) Cubic

B) Rhombohedral

C) Orthorhombic

D) Hexagonal

100 / 100

Category: Chemistry Ch 9 Class 11

The value of surface tension of isopropyl alcohol is?

NUMS 2017
Chemistry
Solution and Colloids
Elimination Tool:

A) Less than water

B) Less than ethylene glycol

C) less than methyl alcohol

D) same as ethyl alcohol

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The average score is 51%

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