The probability of finding an electron in a hydrogen atom is at
Correct answer: B. 0.053nm
- A. 0.56nm
- B. 0.053nm
- C. 0.09nm
- D. 0.098nm
Explanation
The probability of finding an electron in a hydrogen atom is not precisely at 0.56nm because the the specific shape of the probability density distribution depends on the orbital in question. For the ground state of hydrogen (1s orbital), the radial probability distribution peaks at the Bohr radius, which is approximately 0.053nm as mentioned in the answers explanation. The Bohr radius is a characteristic length scale for the hydrogen atom, representing the average distance between the electron and the nucleus in the ground state. According to bohr: R= n²h² ÷ 4π²Me²K For hydrogen, n=1 and rest of the value is constant which is equal to 0.053 A° By putting these values in the formula, The answer we get for radius of hydrogen atom is 0.053nm which is the probability of finding an electron in hydrogen atom. It is worth mentioning that the probability distribution and specific values may differ for different atomic orbitals and quantum states. The value of 0.053nm specifically refers to the ground state of the hydrogen atom (1s orbital). The probability of finding an electron in a hydrogen atom is not precisely at 0.09nm because the the specific shape of the probability density distribution depends on the orbital in question. For the ground state of hydrogen (1s orbital), the radial probability distribution peaks at the Bohr radius, which is approximately 0.053nm as mentioned in the answers explanation. The probability of finding an electron in a hydrogen atom is not precisely at 0.098 nm because the the specific shape of the probability density distribution depends on the orbital in question. For the ground state of hydrogen (1s orbital), the radial probability distribution peaks at the Bohr radius, which is approximately 0.053nm as mentioned in the answers explanation.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
About Spectrum of Hydrogen
The hydrogen spectrum consists of discrete emission lines produced when electrons fall between quantised energy levels and release photons. Questions use the Rydberg equation, photon energy and wavelength, and identify the Lyman, Balmer, Paschen, Brackett and Pfund series, which differ from continuous spectra.
Practise Atomic Structure
922 free Atomic Structure MCQs from Chemistry, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Chemistry questions like this
Chemistry is on 14 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Spectrum of Hydrogen questions
When an atom absorbs energy the lines in the spectrum will appear which are_________________?
Splitting of spectral lines when atom is subjected to magnetic field is called _______________?
Spectrum is produced due to________________?
On hydrogen atom spectrum, series of spectral lines which lie within visible region is:
On the hydrogen atom spectrum, a series of spectral lines that fall within the visible region is:
If the radius of first Bohr orbit is x, then de-Broglie wavelength in the third Bohr orbit is nearly: