Question for UPESSC Assistant Professor (Chemistry) 2026 - Quiz / Questions / MCQ

Objective Questions

Latest UPESSC Assistant Professor Chemistry Exam Question (Objective Questions), MCQ in English

Subjects : General Knowledge, Optional Subject (Chemistry)

Question Bank UPESSC Assistant Professor (Chemistry) Exam - English

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General Knowledge

Question 1Single Answer

Who presented the Union Budget 2026–27 in Parliament?

A
Amit Shah
B
Piyush Goyal
C
Nirmala Sitharaman
D
Rajnath Singh

Question 2Single Answer

The Union Budget 2026–27 was the first Union Budget prepared in which building?

A
Kartavya Bhawan
B
North Block
C
Parliament House
D
Vigyan Bhawan

Question 3Single Answer

The Union Budget 2026–27 was inspired by how many 'Kartavyas'?

A
Three
B
Two
C
Four
D
Five

Question 4Single Answer

Total expenditure estimated in the Union Budget 2026–27 was approximately:

A
Rs 43.5 lakh crore
B
Rs 48.5 lakh crore
C
Rs 53.5 lakh crore
D
Rs 63.5 lakh crore

Question 5Single Answer

The New Income Tax Act, 2025 came into effect from:

A
January 2026
B
April 2026
C
July 2026
D
April 2027

Question 6Single Answer

India celebrated its _____ Republic Day on 26 January 2026.

A
77th
B
76th
C
75th
D
78th

Question 7Single Answer

Who was one of the Chief Guests at India's Republic Day celebrations in 2026?

A
Emmanuel Macron
B
António Costa
C
Keir Starmer
D
Friedrich Merz

Question 8Single Answer

Ursula von der Leyen attended India's Republic Day 2026 as the:

A
President of France
B
President of the European Commission
C
President of European Council
D
UN General Assembly President

Question 9Single Answer

António Costa is the President of the:

A
European Commission
B
European Parliament
C
European Central Bank
D
European Council

Question 10Single Answer

Republic Day 2026 highlighted 150 years of which national song?

A
Vande Mataram
B
Sare Jahan Se Achha
C
Jana Gana Mana
D
Ae Mere Watan Ke Logon

Question 11Single Answer

How many Padma Awards were approved for 2026?

A
121
B
131
C
125
D
139

Question 12Single Answer

How many Padma Vibhushan awards were announced for 2026?

A
5
B
3
C
7
D
10

Question 13Single Answer

How many Padma Bhushan awards were announced for 2026?

A
10
B
11
C
15
D
13

Question 14Single Answer

How many Padma Shri awards were announced for 2026?

A
103
B
113
C
108
D
118

Question 15Single Answer

The Padma Awards are traditionally announced on the occasion of:

A
Independence Day
B
Gandhi Jayanti
C
Republic Day
D
Constitution Day

Question 16Single Answer

The 20th Asian Games 2026 are being hosted by which country?

A
China
B
South Korea
C
India
D
Japan

Question 17Single Answer

The 2026 Asian Games are primarily being organised in which region?

A
Aichi–Nagoya
B
Osaka–Kyoto
C
Tokyo–Yokohama
D
Sapporo–Hakodate

Question 18Single Answer

On which date did the 20th Asian Games officially open?

A
10 September 2026
B
15 September 2026
C
19 September 2026
D
22 September 2026

Question 19Single Answer

The 2026 Asian Games are scheduled to conclude on which date?

A
4 October
B
2 October
C
30 September
D
10 October

Question 20Single Answer

Approximately how many countries and regions are participating in the 2026 Asian Games?

A
35
B
40
C
50
D
45

Question 21Single Answer

How many sports are included in the 2026 Asian Games programme?

A
43
B
40
C
38
D
48

Question 22Single Answer

Which edition of the Asian Games is being held in 2026?

A
18th
B
19th
C
21st
D
20th

Question 23Single Answer

Japan previously hosted the Asian Games in 1958 in which city?

A
Osaka
B
Nagoya
C
Hiroshima
D
Tokyo

Question 24Single Answer

Japan's second hosting of the Asian Games took place in 1994 in which city?

A
Kyoto
B
Nagoya
C
Hiroshima
D
Kobe

Question 25Single Answer

Which sport made its Asian Games debut in 2026?

A
Hockey
B
Mixed martial arts
C
Badminton
D
Archery

Question 26Single Answer

Which racket sport is among the new additions to the 2026 Asian Games?

A
Racquetball
B
Squash
C
Padel
D
Tennis

Question 27Single Answer

Which sport combining elements of football and table tennis is included as a new sport in the 2026 Asian Games?

A
Footvolley
B
Sepak takraw
C
Futsal
D
Teqball

Question 28Single Answer

Approximately how many medal events are included in the 2026 Asian Games?

A
469
B
419
C
369
D
569

Question 29Single Answer

Which country has traditionally dominated the Asian Games medal table since 1982?

A
Japan
B
China
C
India
D
South Korea

Question 30Single Answer

The 2026 Asian Games also serve as qualifiers for some events at which Olympic Games?

A
Salt Lake City 2034
B
Brisbane 2032
C
Paris 2024
D
Los Angeles 2028

Optional Subject (Chemistry)

Question 31Single Answer

Who proposed the modern periodic law?

A
Henry Moseley
B
Dmitri Mendeleev
C
John Dalton
D
Lothar Meyer

Question 32Single Answer

The modern periodic table is arranged based on:

A
Atomic number
B
Atomic mass
C
Mass number
D
Neutron number

Question 33Single Answer

How many periods are in the modern periodic table?

Question 34Single Answer

How many groups are in the modern periodic table?

A
16
B
14
C
20
D
18

Question 35Single Answer

Which block contains the alkali metals?

A
p-block
B
s-block
C
d-block
D
f-block

Question 36Single Answer

Which block includes the noble gases?

A
s-block
B
f-block
C
d-block
D
p-block

Question 37Single Answer

The f-block elements are also known as:

A
Inner transition metals
B
Transition metals
C
Halogens
D
Alkaline earth metals

Question 38Single Answer

Which period contains the lanthanides?

A
5th period
B
7th period
C
6th period
D
4th period

Question 39Single Answer

Which group contains the halogens?

A
Group 15
B
Group 16
C
Group 17
D
Group 18

Question 40Single Answer

Which element is in Group 1, Period 2?

A
Sodium
B
Potassium
C
Lithium
D
Hydrogen

Question 41Single Answer

The d-block elements are found in:

A
Groups 1 and 2
B
Groups 13 to 18
C
Groups 3 to 12
D
Groups 15 to 17

Question 42Single Answer

Which period contains 32 elements?

A
5th period
B
7th period
C
6th period
D
4th period

Question 43Single Answer

The s-block elements include:

A
Alkali metals and halogens
B
Alkali metals and alkaline earth metals
C
Transition metals
D
Noble gases

Question 44Single Answer

Which element is in Group 18, Period 3?

A
Xenon
B
Neon
C
Krypton
D
Argon

Question 45Single Answer

The periodic table was first proposed by:

A
John Newlands
B
Henry Moseley
C
Dmitri Mendeleev
D
Antoine Lavoisier

Question 46Single Answer

Which block contains the actinides?

A
s-block
B
p-block
C
f-block
D
d-block

Question 47Single Answer

Which group is known as the alkaline earth metals?

A
Group 1
B
Group 17
C
Group 2
D
Group 18

Question 48Single Answer

The number of elements in the 4th period is:

A
8
B
10
C
32
D
18

Question 49Single Answer

Which element is not a p-block element?

A
Chlorine
B
Nitrogen
C
Aluminum
D
Iron

Question 50Single Answer

The lanthanides and actinides are placed:

A
At the bottom of the periodic table
B
Within the main periodic table
C
In Group 18
D
In Period 4

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Optional Subject (Chemistry)

Question 51Single Answer

Which group contains the most reactive metals?

A
Group 2
B
Group 1
C
Group 17
D
Group 18

Question 52Single Answer

The number of valence electrons in Group 16 elements is:

Question 53Single Answer

Which period contains only s- and p-block elements?

A
5th period
B
4th period
C
3rd period
D
6th period

Question 54Single Answer

The element in Group 13, Period 3 is:

A
Boron
B
Aluminum
C
Gallium
D
Indium

Question 55Single Answer

Which block contains elements with partially filled d-orbitals?

A
s-block
B
p-block
C
d-block
D
f-block

Question 56Single Answer

The periodic table is divided into how many blocks?

Question 57Single Answer

Which group contains the chalcogens?

A
Group 16
B
Group 15
C
Group 17
D
Group 18

Question 58Single Answer

The element in Group 2, Period 4 is:

A
Magnesium
B
Strontium
C
Calcium
D
Barium

Question 59Single Answer

Which period includes the first transition series?

A
3rd period
B
6th period
C
5th period
D
4th period

Question 60Single Answer

The noble gases are chemically inert due to:

A
Incomplete valence shells
B
Low electronegativity
C
High ionization energy
D
Complete valence shells

Question 61Single Answer

The electronic configuration of copper (Cu, atomic number 29) is an exception because:

A
It has a fully filled 4p subshell
B
It has a partially filled 4s subshell
C
It has no 3d electrons
D
It has a fully filled 3d subshell

Question 62Single Answer

The electronic configuration of chromium (Cr, atomic number 24) is an exception because:

A
It has a fully filled 4s subshell
B
It has a half-filled 3d subshell
C
It has no 3d electrons
D
It has a fully filled 4p subshell

Question 63Single Answer

Which property decreases across a period from left to right?

A
Electronegativity
B
Atomic radius
C
Ionization energy
D
Electron affinity

Question 64Single Answer

Which property increases down a group in the periodic table?

A
Electronegativity
B
Ionization energy
C
Electron affinity
D
Atomic radius

Question 65Single Answer

The highest ionization energy is found in:

A
Alkali metals
B
Halogens
C
Alkaline earth metals
D
Noble gases

Question 66Single Answer

Which s-block element has the highest electronegativity?

A
Lithium
B
Sodium
C
Potassium
D
Francium

Question 67Single Answer

The trend of ionization energy across a period is:

A
Decreases
B
Remains constant
C
Increases
D
No trend

Question 68Single Answer

Which p-block element has the highest electronegativity?

A
Chlorine
B
Fluorine
C
Oxygen
D
Nitrogen

Question 69Single Answer

The atomic radius of d-block elements:

A
Increases across a period
B
Remains constant across a period
C
Decreases across a period
D
No trend

Question 70Single Answer

Which property decreases down a group in s-block elements?

A
Ionization energy
B
Atomic radius
C
Metallic character
D
Reactivity

Question 71Single Answer

The electronegativity of f-block elements is generally:

A
Low
B
High
C
Moderate
D
Zero

Question 72Single Answer

Which element has the lowest ionization energy in Group 1?

A
Lithium
B
Sodium
C
Potassium
D
Cesium

Question 73Single Answer

The electron affinity is highest for:

A
Alkali metals
B
Alkaline earth metals
C
Noble gases
D
Halogens

Question 74Single Answer

Which d-block element has variable oxidation states?

A
Zinc
B
Copper
C
Cadmium
D
Mercury

Question 75Single Answer

The trend of electronegativity down a group is:

A
Increases
B
Remains constant
C
Decreases
D
No trend

Question 76Single Answer

The translational partition function is inversely proportional to:

A
Volume of the system
B
Mass of the particle
C
Temperature
D
Planck’s constant

Question 77Single Answer

For a diatomic molecule, the vibrational partition function is significant at:

A
High temperatures
B
Low temperatures
C
Absolute zero
D
Constant volume

Question 78Single Answer

The rotational partition function for a nonlinear molecule depends on:

A
One moment of inertia
B
Two moments of inertia
C
Three moments of inertia
D
Vibrational frequency

Question 79Single Answer

The electronic partition function is typically:

A
Large for metals
B
Small for most molecules at room temperature
C
Zero for all molecules
D
Infinite for gases

Question 80Single Answer

The partition function is used to calculate the:

A
Chemical potential only
B
Total volume
C
Average energy of a system
D
Pressure only

Question 81Single Answer

The vibrational partition function for a harmonic oscillator assumes:

A
Equally spaced energy levels
B
Unequally spaced energy levels
C
Continuous energy levels
D
No energy levels

Question 82Single Answer

The partition function is a key concept in which statistical mechanics ensemble?

A
Microcanonical ensemble
B
Canonical ensemble
C
Grand canonical ensemble
D
Isothermal-isobaric ensemble

Question 83Single Answer

The partition function is used to calculate the:

A
Pressure of a system
B
Volume of a system
C
Mass of a system
D
Charge of a system

Question 84Single Answer

The chemical potential \( \mu \) is related to the partition function in:

A
Canonical ensemble
B
Grand canonical ensemble
C
Microcanonical ensemble
D
Isobaric ensemble

Question 85Single Answer

The partition function can be used to calculate:

A
Bond energy
B
Rate constant
C
Activation energy
D
Equilibrium constant

Question 86Single Answer

The translational partition function contributes to:

A
Chemical potential only
B
Entropy only
C
Enthalpy only
D
Internal energy and pressure

Question 87Single Answer

The rotational partition function contributes significantly to the:

A
Heat capacity of diatomic gases
B
Heat capacity of monoatomic gases
C
Entropy of solids
D
Pressure of liquids

Question 88Single Answer

The vibrational partition function is used to calculate:

A
Electronic energy
B
Translational energy
C
Vibrational contribution to internal energy
D
Rotational energy

Question 89Single Answer

The equilibrium constant of a reaction can be derived from:

A
The sum of partition functions
B
The ratio of partition functions of products and reactants
C
The difference of partition functions
D
The product of partition functions

Question 90Single Answer

The partition function is used to calculate the:

A
Gibbs free energy
B
Bond length
C
Ionization energy
D
Electron affinity

Question 91Single Answer

The translational partition function contributes to the:

A
Pressure of an ideal gas
B
Vibrational energy
C
Rotational energy
D
Electronic energy

Question 92Single Answer

The internal energy of a monoatomic ideal gas is:

A
\( NkT \)
B
\( \frac{3}{2} NkT \)
C
\( \frac{1}{2} NkT \)
D
\( 2 NkT \)

Question 93Single Answer

The partition function relates to the average energy via:

A
\( \langle E \rangle = -kT \ln Q \)
B
\( \langle E \rangle = \frac{\partial \ln Q}{\partial \beta} \)
C
\( \langle E \rangle = kT \ln Q \)
D
\( \langle E \rangle = - \frac{\partial \ln Q}{\partial \beta} \)

Question 94Single Answer

The rotational contribution to the heat capacity is significant for:

A
Solids at high temperature
B
Monoatomic gases
C
Diatomic gases at room temperature
D
Liquids at low temperature

Question 95Single Answer

The vibrational contribution to the heat capacity becomes significant at:

A
Low temperatures
B
High temperatures
C
Absolute zero
D
Constant pressure

Question 96Single Answer

The partition function can be used to calculate the:

A
Electron affinity
B
Bond energy
C
Ionization potential
D
Entropy of a system

Question 97Single Answer

The pressure of an ideal gas can be derived from the:

A
Translational partition function
B
Rotational partition function
C
Vibrational partition function
D
Electronic partition function

Question 98Single Answer

The partition function is used to calculate the:

A
Chemical potential in the grand canonical ensemble
B
Bond length
C
Ionization energy
D
Electron affinity

Question 99Single Answer

The internal energy of a diatomic gas includes contributions from:

A
Translational modes only
B
Translational, rotational, and vibrational modes
C
Rotational modes only
D
Vibrational modes only

Question 100Single Answer

The partition function is used to calculate the:

A
Rate constant
B
Equilibrium constant of a reaction
C
Activation energy
D
Bond dissociation energy

Question 101Single Answer

The translational partition function contributes to the:

A
Ionization potential
B
Bond length
C
Entropy of a system
D
Electron affinity

Question 102Single Answer

The vibrational partition function contributes to the:

A
Pressure of a gas
B
Heat capacity at high temperatures
C
Volume of a system
D
Chemical potential only

Question 103Single Answer

The partition function is used to calculate the:

A
Ionization energy
B
Bond energy
C
Average energy of a system
D
Electron affinity

Question 104Single Answer

The entropy of an ideal gas is derived from:

A
The translational partition function
B
The rotational partition function
C
The vibrational partition function
D
The electronic partition function

Question 105Single Answer

The rotational partition function contributes to the:

A
Heat capacity of diatomic molecules
B
Pressure of a monoatomic gas
C
Volume of a system
D
Chemical potential only

Question 106Single Answer

Phase equilibria involve the study of:

A
Systems in dynamic equilibrium only
B
Systems in mechanical equilibrium only
C
Systems in thermal and chemical equilibrium
D
Systems in thermal equilibrium only

Question 107Single Answer

The number of phases in a system is defined as:

A
The number of components
B
The number of chemical species
C
The number of homogeneous parts
D
The number of degrees of freedom

Question 108Single Answer

The Gibbs phase rule is given by:

A
\( F = C + P - 2 \)
B
\( F = C - P + 2 \)
C
\( F = C - P - 2 \)
D
\( F = C + P + 2 \)

Question 109Single Answer

The number of components in a system is:

A
The number of phases
B
The number of degrees of freedom
C
The number of independent chemical species
D
The number of reactions

Question 110Single Answer

For a single-component system at its triple point, the degrees of freedom are:

Question 111Single Answer

A system with one component and one phase has how many degrees of freedom?

Question 112Single Answer

The Clapeyron equation relates:

A
Entropy and enthalpy changes
B
Volume and temperature changes
C
Pressure and temperature changes across a phase boundary
D
Gibbs free energy and pressure

Question 113Single Answer

The Clapeyron equation is given by:

A
\( \frac{dP}{dT} = \frac{T \Delta H}{\Delta V} \)
B
\( \frac{dP}{dT} = \frac{\Delta V}{T \Delta H} \)
C
\( \frac{dP}{dT} = \frac{\Delta H}{T \Delta V} \)
D
\( \frac{dP}{dT} = \frac{T \Delta V}{\Delta H} \)

Question 114Single Answer

The Clausius-Clapeyron equation is used for:

A
Solid-liquid phase transitions
B
All phase transitions
C
Solid-solid phase transitions
D
Liquid-vapor phase transitions

Question 115Single Answer

The Clausius-Clapeyron equation assumes:

A
Non-ideal gas behavior
B
Constant pressure
C
Constant volume
D
Ideal gas behavior for the vapor phase

Question 116Single Answer

The phase diagram of a substance shows:

A
The conditions under which phases are stable
B
The chemical composition of phases
C
The kinetic energy of molecules
D
The rate of phase transitions

Question 117Single Answer

The triple point of a substance is the point where:

A
No phases exist
B
Only two phases coexist
C
Only one phase exists
D
All three phases coexist

Question 118Single Answer

The critical point on a phase diagram represents:

A
The melting point
B
The end of the solid-liquid coexistence curve
C
The triple point
D
The end of the liquid-vapor coexistence curve

Question 119Single Answer

At the critical point, the difference between liquid and vapor phases:

A
Increases
B
Decreases
C
Disappears
D
Remains constant

Question 120Single Answer

The Gibbs phase rule applies to systems in:

A
Thermal equilibrium only
B
Chemical equilibrium only
C
Thermal and chemical equilibrium
D
Mechanical equilibrium only

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Latest UPESSC Assistant Professor Chemistry Exam Question (Objective Questions), MCQ in English

General Knowledge

Optional Subject (Chemistry)

UPESSC Assistant Professor Chemistry Exam Online Question Bank Package

Optional Subject (Chemistry)

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