Class 11 Exam > Class 11 Questions > The Aufbau principle states : In the ground s...
Start Learning for Free
The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order of
- a)their increasing energies
- b)their decreasing energies
- c)their decreasing radius
- d)their increasing radius
Correct answer is option 'A'. Can you explain this answer?
| FREE This question is part of | Download PDF Attempt this Test |
Verified Answer
The Aufbau principle states : In the ground state of the atoms, the or...
According to Aufbau rule electrons are filled in increasing order of energy.
Most Upvoted Answer
The Aufbau principle states : In the ground state of the atoms, the or...
Explanation:
The Aufbau principle is a fundamental principle in the study of atomic structure. It states that the electrons in an atom occupy the lowest energy orbitals first before occupying higher energy orbitals. The order in which the electrons occupy the orbitals is determined by the increasing order of their energies.
The principle can be understood by considering the electronic configuration of an atom. The electronic configuration of an atom is the arrangement of its electrons in the various energy levels or orbitals. The electronic configuration of an atom is determined by the number of electrons it has.
The Aufbau principle can be explained using the following points:
1. Definition of the Aufbau principle: The Aufbau principle states that the electrons in an atom occupy the lowest energy orbitals first before occupying higher energy orbitals.
2. Ground state of an atom: The ground state of an atom is its lowest energy state. In the ground state, the electrons occupy the lowest energy orbitals first before occupying higher energy orbitals.
3. Filling order of orbitals: The orbitals are filled in order of their increasing energies. This means that the electrons occupy the lowest energy orbital first and then move to the next highest energy orbital.
4. Energy levels of orbitals: The energy levels of the orbitals increase as the distance from the nucleus increases. Therefore, the orbitals closest to the nucleus have the lowest energy levels, while those farthest from the nucleus have the highest energy levels.
5. Electronic configuration of an atom: The electronic configuration of an atom is the arrangement of its electrons in the various energy levels or orbitals. The electronic configuration of an atom is determined by the number of electrons it has.
6. Example: For example, the electronic configuration of nitrogen (atomic number 7) is 1s2 2s2 2p3. In this configuration, the two electrons occupy the 1s orbital, the next two electrons occupy the 2s orbital, and the last three electrons occupy the 2p orbital.
Conclusion:
The Aufbau principle is a fundamental principle in the study of atomic structure. It states that the electrons in an atom occupy the lowest energy orbitals first before occupying higher energy orbitals. The order in which the electrons occupy the orbitals is determined by the increasing order of their energies.
The Aufbau principle is a fundamental principle in the study of atomic structure. It states that the electrons in an atom occupy the lowest energy orbitals first before occupying higher energy orbitals. The order in which the electrons occupy the orbitals is determined by the increasing order of their energies.
The principle can be understood by considering the electronic configuration of an atom. The electronic configuration of an atom is the arrangement of its electrons in the various energy levels or orbitals. The electronic configuration of an atom is determined by the number of electrons it has.
The Aufbau principle can be explained using the following points:
1. Definition of the Aufbau principle: The Aufbau principle states that the electrons in an atom occupy the lowest energy orbitals first before occupying higher energy orbitals.
2. Ground state of an atom: The ground state of an atom is its lowest energy state. In the ground state, the electrons occupy the lowest energy orbitals first before occupying higher energy orbitals.
3. Filling order of orbitals: The orbitals are filled in order of their increasing energies. This means that the electrons occupy the lowest energy orbital first and then move to the next highest energy orbital.
4. Energy levels of orbitals: The energy levels of the orbitals increase as the distance from the nucleus increases. Therefore, the orbitals closest to the nucleus have the lowest energy levels, while those farthest from the nucleus have the highest energy levels.
5. Electronic configuration of an atom: The electronic configuration of an atom is the arrangement of its electrons in the various energy levels or orbitals. The electronic configuration of an atom is determined by the number of electrons it has.
6. Example: For example, the electronic configuration of nitrogen (atomic number 7) is 1s2 2s2 2p3. In this configuration, the two electrons occupy the 1s orbital, the next two electrons occupy the 2s orbital, and the last three electrons occupy the 2p orbital.
Conclusion:
The Aufbau principle is a fundamental principle in the study of atomic structure. It states that the electrons in an atom occupy the lowest energy orbitals first before occupying higher energy orbitals. The order in which the electrons occupy the orbitals is determined by the increasing order of their energies.
Free Test
FREE
| Start Free Test |
Community Answer
The Aufbau principle states : In the ground state of the atoms, the or...
Electrons are filled from lower energy levels to higher energy levels., i.e.in their increasing energies ..
Attention Class 11 Students!
To make sure you are not studying endlessly, EduRev has designed Class 11 study material, with Structured Courses, Videos, & Test Series. Plus get personalized analysis, doubt solving and improvement plans to achieve a great score in Class 11.
|
Explore Courses for Class 11 exam
|
|
Similar Class 11 Doubts
Top Courses for Class 11View all
The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer?
Question Description
The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer? for Class 11 2024 is part of Class 11 preparation. The Question and answers have been prepared according to the Class 11 exam syllabus. Information about The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Class 11 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer?.
The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer? for Class 11 2024 is part of Class 11 preparation. The Question and answers have been prepared according to the Class 11 exam syllabus. Information about The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Class 11 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer?.
Solutions for The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer? in English & in Hindi are available as part of our courses for Class 11.
Download more important topics, notes, lectures and mock test series for Class 11 Exam by signing up for free.
Here you can find the meaning of The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of
The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer?, a detailed solution for The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer? has been provided alongside types of The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer? theory, EduRev gives you an
ample number of questions to practice The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order ofa)their increasing energiesb)their decreasing energiesc)their decreasing radiusd)their increasing radiusCorrect answer is option 'A'. Can you explain this answer? tests, examples and also practice Class 11 tests.
|
|
Explore Courses for Class 11 exam
|
|
Suggested Free Tests
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
|
© EduRev
|
Education Revolution
|
|
Signup to see your scores
go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup