Class 9 Exam > Class 9 Questions > Bohr's atomic theory gave the idea of :-a...
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Bohr's atomic theory gave the idea of :-
- a)Quantum numbers
- b)Shape of sublevels
- c)Nucleus
- d)Stationary states
Correct answer is option 'D'. Can you explain this answer?
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Bohr's atomic theory gave the idea of :-a)Quantum numbersb)Shape o...
Bohr's atomic theory says that each shell has its own energy and it neither loses nor gains energy and due to this atoms are static and therefore this energy shells are called stationary states
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Bohr's atomic theory gave the idea of :-a)Quantum numbersb)Shape o...
Introduction to Bohr's Atomic Theory
Bohr's atomic theory, proposed by Niels Bohr in 1913, provided a revolutionary understanding of atomic structure, particularly for hydrogen atoms. It introduced the concept of quantized energy levels and stationary states.
Stationary States
- Definition: Stationary states are specific energy levels in which an electron orbits the nucleus without radiating energy.
- Key Features:
- Electrons can only occupy certain fixed orbits or energy levels.
- While in these orbits, electrons do not lose energy, making them stable.
- Energy Quantization:
- Each stationary state corresponds to a specific energy level.
- Electrons can transition between these states by absorbing or emitting energy, usually in the form of photons.
Importance of Stationary States
- Predictive Power: Bohr's model accurately predicts the spectral lines of hydrogen, which represents the light emitted when electrons transition between stationary states.
- Foundation for Quantum Mechanics: Although later models expanded upon Bohr's ideas, the concept of stationary states laid the groundwork for modern quantum mechanics.
Conclusion
In summary, Bohr's atomic theory emphasized the importance of stationary states, providing a clear framework for understanding electron behavior in atoms. This concept remains fundamental in the study of atomic physics today.
Bohr's atomic theory, proposed by Niels Bohr in 1913, provided a revolutionary understanding of atomic structure, particularly for hydrogen atoms. It introduced the concept of quantized energy levels and stationary states.
Stationary States
- Definition: Stationary states are specific energy levels in which an electron orbits the nucleus without radiating energy.
- Key Features:
- Electrons can only occupy certain fixed orbits or energy levels.
- While in these orbits, electrons do not lose energy, making them stable.
- Energy Quantization:
- Each stationary state corresponds to a specific energy level.
- Electrons can transition between these states by absorbing or emitting energy, usually in the form of photons.
Importance of Stationary States
- Predictive Power: Bohr's model accurately predicts the spectral lines of hydrogen, which represents the light emitted when electrons transition between stationary states.
- Foundation for Quantum Mechanics: Although later models expanded upon Bohr's ideas, the concept of stationary states laid the groundwork for modern quantum mechanics.
Conclusion
In summary, Bohr's atomic theory emphasized the importance of stationary states, providing a clear framework for understanding electron behavior in atoms. This concept remains fundamental in the study of atomic physics today.
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Bohr's atomic theory gave the idea of :-a)Quantum numbersb)Shape of sublevelsc)Nucleusd)Stationary statesCorrect answer is option 'D'. Can you explain this answer? for Class 9 2025 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about Bohr's atomic theory gave the idea of :-a)Quantum numbersb)Shape of sublevelsc)Nucleusd)Stationary statesCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 9 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Bohr's atomic theory gave the idea of :-a)Quantum numbersb)Shape of sublevelsc)Nucleusd)Stationary statesCorrect answer is option 'D'. Can you explain this answer?.
Bohr's atomic theory gave the idea of :-a)Quantum numbersb)Shape of sublevelsc)Nucleusd)Stationary statesCorrect answer is option 'D'. Can you explain this answer? for Class 9 2025 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about Bohr's atomic theory gave the idea of :-a)Quantum numbersb)Shape of sublevelsc)Nucleusd)Stationary statesCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 9 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Bohr's atomic theory gave the idea of :-a)Quantum numbersb)Shape of sublevelsc)Nucleusd)Stationary statesCorrect answer is option 'D'. Can you explain this answer?.
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