Chapter 5 Atomic Structure Chemistry 11th Class Punjab MCQ Tests
11th Class Chemistry Chapter 5 MCQ Tests
Chapter 5 of 11th Class Chemistry has 45 questions. If you take an online MCQ test, the system will randomly choose the questions. If you want to take the quiz by chapter then click the start test button.
Total Questions: 45
Total Marks: 45
Time: 45 Mins
Total Questions: 45
Total Marks: 45
Time: 45 Mins
45Min : 00 Sec Remaining
Question # 1
If e/m value is small for any particle then its _____.
Question # 2
When an electron falls from the L shell to the K shell, the X-ray emitted is called _____.
Question # 3
Mass of neutron is _____ Kg.
Question # 4
Identify the correct mathematical expression for de Broglie hypothesis.
Question # 5
According to Bohr's atomic model, the angular momentum of electron in nth orbit is equal to an integral multiple of _____.
Question # 6
Which one of the following sets of quantum numbers is not permitted?
Question # 7
According to the Moseley law, atomic number of the elements is proportional to the _____.
Question # 8
Photographic plate in Rutherford experiment was coated with _____.
Question # 9
Reciprocal of wavelength is called _____.
Question # 10
The expression for wave particle duality of the matter is given by _____.
Question # 11
Wavelength of electron, moving with a velocity half of the velocity of light is _____.
Question # 12
Around 1911, Rutherford suggested planetary model of atomic structure. Which of the following was not a proposition of this model?
Question # 13
According to 2 n2 rule, L-Shell contains maximum___ electrons.
Question # 14
Which of the following is true regarding the Max Planck's?
Question # 15
Angular momentum of an electron revolving in first orbit is _____.
Question # 16
Which of the following orbital shows a violation of Pauli exclusion principle?
Question # 17
Spin of the electron can be determined by using _____ quantum number.
Question # 18
Rainbow colors show which type of spectrum?
Question # 19
The instrument shown in figure is use for the support of which of the following concept?
Question # 20
Which of the following is correct order regarding the size of s orbital?
Question # 21
Atom emits and absorbs energy in definite packets called _____.
Question # 22
Bohr's atomic model is just applicable on _____.
Question # 23
Rutherford's planet like structure was defective and unsatisfactory because:
Question # 24
Which orbital follows Hund's Rule?
Question # 25
Atomic number of an element is seventeen and it has seven electrons in its valance shell. Its electronic configuration is _____.
Question # 26
Charge on electron was measured by ______.
Question # 27
One fold increase in "n" increases the value of radius _____.
Question # 28
When electron jumps from infinity to first shell, its wavenumber is _____.
Question # 29
By increasing the value of "n", radius ____ .
Question # 30
Which of the following statement regarding atomic emission spectrum?
Question # 31
Positive rays are produced by _____.
Question # 32
When incident energy /radiation falls on Mo or Cu, it will kicked out K-Shell electron then as a result type of x-rays released are
Question # 33
The radius of Bohrs first orbit in Li + 2 is _____.
Question # 34
Azimuthal quantum number gives idea about _____.
Question # 35
What values of m are permitted for an electron with l = 3?
Question # 36
Germer and Davison experiment was used to analyze ____ of matter.
Question # 37
The selected region in the following figure represents which of the following quantity?
Question # 38
Identify the correct statement.
Question # 39
In Rutherford atomic model alpha particles were stroked on _____ foil.
Question # 40
Which of the following is correct regarding this electronic arrangement?
Question # 41
Which of the following is true regarding Planck's constant?
Question # 42
Maximum electrons that can be accommodated in pz orbital is _____.
Question # 43
Which of the following rays are also called Rontgen radiations?
Question # 44
Mass of neutron is approximately equals to _____.
Question # 45
Modern periodic table is tabulated by _____.
Total Questions
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Question # 1
If e/m value is small for any particle then its _____.
Question # 2
When an electron falls from the L shell to the K shell, the X-ray emitted is called _____.
Question # 3
Mass of neutron is _____ Kg.
Question # 4
Identify the correct mathematical expression for de Broglie hypothesis.
Question # 5
According to Bohr's atomic model, the angular momentum of electron in nth orbit is equal to an integral multiple of _____.
Question # 6
Which one of the following sets of quantum numbers is not permitted?
Question # 7
According to the Moseley law, atomic number of the elements is proportional to the _____.
Question # 8
Photographic plate in Rutherford experiment was coated with _____.
Question # 9
Reciprocal of wavelength is called _____.
Question # 10
The expression for wave particle duality of the matter is given by _____.
Question # 11
Wavelength of electron, moving with a velocity half of the velocity of light is _____.
Question # 12
Around 1911, Rutherford suggested planetary model of atomic structure. Which of the following was not a proposition of this model?
Question # 13
According to 2 n2 rule, L-Shell contains maximum___ electrons.
Question # 14
Which of the following is true regarding the Max Planck's?
Question # 15
Angular momentum of an electron revolving in first orbit is _____.
Question # 16
Which of the following orbital shows a violation of Pauli exclusion principle?
Question # 17
Spin of the electron can be determined by using _____ quantum number.
Question # 18
Rainbow colors show which type of spectrum?
Question # 19
The instrument shown in figure is use for the support of which of the following concept?
Question # 20
Which of the following is correct order regarding the size of s orbital?
Question # 21
Atom emits and absorbs energy in definite packets called _____.
Question # 22
Bohr's atomic model is just applicable on _____.
Question # 23
Rutherford's planet like structure was defective and unsatisfactory because:
Question # 24
Which orbital follows Hund's Rule?
Question # 25
Atomic number of an element is seventeen and it has seven electrons in its valance shell. Its electronic configuration is _____.
Question # 26
Charge on electron was measured by ______.
Question # 27
One fold increase in "n" increases the value of radius _____.
Question # 28
When electron jumps from infinity to first shell, its wavenumber is _____.
Question # 29
By increasing the value of "n", radius ____ .
Question # 30
Which of the following statement regarding atomic emission spectrum?
Question # 31
Positive rays are produced by _____.
Question # 32
When incident energy /radiation falls on Mo or Cu, it will kicked out K-Shell electron then as a result type of x-rays released are
Question # 33
The radius of Bohrs first orbit in Li + 2 is _____.
Question # 34
Azimuthal quantum number gives idea about _____.
Question # 35
What values of m are permitted for an electron with l = 3?
Question # 36
Germer and Davison experiment was used to analyze ____ of matter.
Question # 37
The selected region in the following figure represents which of the following quantity?
Question # 38
Identify the correct statement.
Question # 39
In Rutherford atomic model alpha particles were stroked on _____ foil.
Question # 40
Which of the following is correct regarding this electronic arrangement?
Question # 41
Which of the following is true regarding Planck's constant?
Question # 42
Maximum electrons that can be accommodated in pz orbital is _____.
Question # 43
Which of the following rays are also called Rontgen radiations?
Question # 44
Mass of neutron is approximately equals to _____.
Question # 45
Modern periodic table is tabulated by _____.
Total Questions
123456789101112131415161718192021222324252627282930313233343536373839404142434445
Chemistry MCQ Test by Topics
- +5.1 Sub Atomic Particles of ATOM
- +5.1.1 Discovery of Electron(Cathode Rays)
- +5.1.2 Properties of Cathode Rays
- +5.1.3 Discovery of Proton(Positive Rays)
- +5.1.3.1 Reason for the Productuion of Positive Rays
- +5.1.4 Properties of Positive Rays
- +5.1.5 Discovery of Neutron
- +5.1.6 Properties of Neutron
- +5.1.7 Measurment of e/m Value of Electron
- +5.1.8 Measurement of Charge on Electron Millikans Oil Drop Method
- +5.1.8.1 Mass of Electron
- +5.1.8.2 Properties of Fundamental Particles
- +5.2 Rutherfords Model of Atom (Discovery of Nucleus)
- +5.3 Plancks Quantum Theory
- +5.4 Bohrs Model of Atom
- +5.4.1 Derivation of Radius and Energy of Revolving Electron in nth Orbit
- +5.4.2 Energy of Revolving Electron
- +5.5 Spectrum
- +5.5.1 Continuous Spectrum
- +5.5.2 Atomic or Line Spectrum
- +5.5.3 Atomic Emission Spectrum
- +5.5.4 Atomic Absorption Spectrum
- +5.5.5 Hydrogen Spectrum
- +5.5.6 Origin of Hydrogen Spectrum on the Basis of Bohrs Model
- +5.5.6.1 Calculations of Wave Numbers of Photons of Various Spectral Series by Bohrs Theory
- +5.5.6.1.1 Calculation of Wave Number
- +5.5.6.1.2 Lyman Series
- +5.5.6.1.3 Balmer Series
- +5.5.7 Defects of Bohrs Atomic Model
- +5.6 X-RAYS and Atomic Number
- +5.6.1 Importance of Mosley Law
- +5.7 WAVE-PARTICLE NATURE OF MATTER (DUAL NATURE OF MATTER)
- +5.7.1 Experimental Verification of Dual Nature of Matter
- +5.8 HEISENBERG S UNCERTAINTY PRINCIPLE
- +5.8.0 Concept of Orbital
- +5.8.1 Quantum Numbers
- +5.8.1.1 Principal Quantum Number (n)
- +5.8.1.2 Azimuthal Quantum Number ( ? )
- +5.8.1.3 Magnetic Quantum Number (m)
- +5.8.1.4 Spin Quantum Number (s)
- +5.8.2 Shapes of Orbitals
- +5.8.2.1 Shapes of s-Orbitals
- +5.8.2.2 Shapes of p-Orbstals
- +5.8.2.3 Shapes of d-Orbitals
- +5.9 ELECTRONIC DISTRIBUTION
- +5.9.0.0 Aufbau Principle
- +5.9.0.1 Paulis Exclusion Principle
- +5.9.0.2 Hunds Rule
- +5.9.1 Electronic Configuration of Elements
Chemistry
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Updated on: 21-05-2026
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