MDCAT CHEMISTRY FLP-23 (SMART INSTITUTE)

generate an image of a student studying chemistry, surrounded by chemistry textbooks and lab equipment, with a digital quiz interface in the background

MDCAT Chemistry Quiz FLP-23

Welcome to the MDCAT Chemistry Quiz! This quiz is designed to test your knowledge and understanding of key chemistry concepts that are essential for success in the MDCAT examination.

Here are some highlights of the quiz:

54 questions covering various chemistry topics
Multiple choice format for easy answering
Instant feedback on your performance

54 Questions14 MinutesCreated by ExploringAtom247

69-The conversion of nitrogen to ammonia or nitrogenous compounds is called

Nitrification

Nitrogen fixation

Denitrification

Assimilation

70-Which of the following element can form interstitial alloy with transition elements

All of these

71-With the increasing molecular mass of hydrocarbons, they changes from

Gases to liquids

Liquids to solids

Both a and b

None of these

72-Only those substances are written in ion electron method

Which are oxidizing

Which are reducing

Which are not taking part in reaction

Which will take part in reaction

73-Addition of second electron to a uni-negative ion always .....?

An endothermic process

An exothermic process

Neutral process

Energy wasted

74-Which type of organic compounds are present in natural gas?

High molecular mass

Low molecular mass

Low boiling points

Both b and c

75-Specific rate constant is also known as

Time constant

Relative rate constant

Instantaneous rate constant

Velocity constant

76-Acetic acid derived from the word 'acetum' which means

Acetic acid

Bitter

Citric

Vinegar

77-Which of the following is more soluble in water

Ethanol

Phenol

Hexanol

Dimethyl ether

78-What is the hybridization of carbon atom in aldehyde group

Sp2

Sp3

Dsp2

79-The negative ions having group of atoms are

OH-

Cr2O7^-2

CO3^2-

ALL OF THESE

80-Which of the following are product of following reaction in the presence of sunlight ? CH4 + Cl2 ............> ?

CHCl3

CCl4

CH2Cl2, CH3Cl

ALL OF THESE

81-Number of electron in Na+ ion are

82-The product in SN2reaction is formed with ......... ?

Inversion in configuration

Retention in configuration

50% retention in configuration

50% inversion in configuration

83-If energy of reactants is less than that of products then ..... During the reaction?

Heat is gained

Heat is lost

Heat is absorbed

No heat gain or loss takes place

84-A chemical reaction has reached to a state of dynamic equilibrium at certain temperature, which of the statement is incorrect

Concentration of the reactants remains constant

Products are continuously being formed

The rate fo forward and backward reactions are same

The reaction has stopped completely

85-The forces which are more prominent in mixture of non-polar molecule are ....?

Dipole dipole forces

Debye forces

H-bonding

London dispersion forces

86-What will be the value of work done at constant pressure at a pressure-volume system?

W=PV

W=del PV

W=PdelV

W= P+delV

87-Addition of HCl to a propene form .....?

1-chloroprepane

2-chloropropane

2-chloropropene

3-chloropropane

88-Which of the following alcohol give iodoform test

Propanol

Methanol

Ethanol

Butanol

89-1 Pascal is equal to

1 Nm-2

76 torr

111325 pa

All of these

90-The self-linkage ability of Carbon id called as ..........

Polymerization

Substitution

Sequential carbonation

Catenation

91-Enthalpy of a system is also called as .......?

Entropy

Work function

Total heat content

Internal energy

92-On heating egg albumin ......?

Solubilize

Decompose

Over cook

Coagulate

93-Gasoline produced by the fractional distillation is

80 %

5 %

65 %

20 %

94-Presence of process of diffusion in liquids is due to ......?

Definite volume

Strong intermolecular forces

Smaller distances

Constant motion

95-The substances which reduce the ability of enzyme action are called as.......

Reducers

Activators

Promotors

Inhibitors

96-Acetic acid can be used in ........ ?

In synthesizing pickles

In paints

In pesticides

All of these

97-Bisulphite addition product when heated with mineral acid yield ?

Carboxylic acid

Alpha hydroxy acid

Alpha beta unsaturated compound

Starting material from which it is formed

98-Optimim temperature range for the process of fermentation is

2-3 C

25-35 C

27-33 C

4-45 C

99-In which of the following reaction rate of reaction is not affected by increasing concentration of nucleophile

SN2

SN1

NONE OF THESE

100-Independent molecules of NaCl exist as

Solid

Liquid

Vapours

Gas

101-Disruption of the protein structure by heating, changing and by chemical is called as......?

Coagulation

Dehydration

Denaturation

None

102-The good electron loser elements belongs to group

1 A

2 A

3 A

4 A

103-The magnetic fields create low energy plasma which further create molecules in a ...... state

Stable

Metastable

Parastable

Prestable

104-Which of the following oxide is formed by alkali metals

Basic oxides

Acidic oxides

Amphoteric oxides

Both b and c

105-A substance which does not appear in balanced chemical reaction is called

Buffer

Spectator substances

Reaction intermediate

None of these

106-The strength of an acid depends on.........

Ease of removal of proton

Stability of an anion formed

Stability of the cation form

Depends on both ease of removal of proton and stability of anion

107-Ice is an example of

Polar molecular solid

Non-polar molecular solid

Ionic solid

Covalent solid

108-There is one lone pair present in hydronium ion. It can't act as ........?

Electrophile

Lewis acid

Nucleophile

Strong acid

109-The compound or complex ion which has a ring inits structure

Polydentate ligand

Chelate

Monodentate ligand

Hydrate

110-The most common positive ions are formed by the atoms

Non-metals

Metals

Nobel gases

Hydrogen

111-Which of the following reactions have first step similar with each other

E1,S2

E2, S1

E2, S2

E1, S1

112-If a certain atom gains electrons its oxidation number will be

Negative

Positive

Zero

Unity

113-Which gas among them shows maximum ideal behaviour

Ammonia

Hydrogen

Helium

Radon

114-Effect of change in pressure for a reaction with different number of moles at reactant and product side are

Irreversible reactions

Reversible reactions

Reversible gaseous reactions

All of these

115-Reaction of ethyl magnesium bromide with acetone produces

Primary alcohol

Secondary alcohol

Tertiary alcohol

Methyl alcohol

116-If n=4 then what can be the value of 'magnetic quantum number'

4,3,2,1

3,2,1

Infinity

None of these

117-What is the boiling point of Glycerine at 1atm?

280 C

150 C

290 C

110 C

118-Which one of the following have high melting point ?

Diamond

Sulphur

Ice

Zinc

119-The addition of hydrogen cyanide in formaldehyde gives which product

2-hydroxy propanoic acid

2-methylpropanenitrile

Hydroxyacetonitrile

2-hydroxypropanenitirle

120-Due to the formation of protective layer of oxides at aluminum oxide surface, it is hard to burn it

Completely in air

Completely in oxygen

With carbon

With nitrogen

121-Alkenes show geometrical isomerism due to

Resonance

Asymmetry

Rotation around single bond

Restricted rotation around a double bond

122-Urea belongs to which class of compound

Imides

Amides

Amines

Carboxylic acids

Unlock and Upgrade

Remove all limits from your Quizzes

MDCAT CHEMISTRY FLP-23 (SMART INSTITUTE)

MDCAT Chemistry Quiz FLP-23

More Quizzes