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Which quantum number identifies the shape of an electron subshell?
Azimuthal quantum number
What does a quantum number describe?
n is the first quantum number. It is the principle quantum number. It refers to what energy level it is and will be one greater than the number of nodes in the orbital. l is the second quantum number. It is the angular momentum quantum number and refers to the shape of the orbital. ml is the third quantum number. It is the magnetic quantum number and it refers to the orientation of the orbital. ms is the fourth quantum number. It is the spin quantum number and refers to the magnetic character of the orbital.
When a hydrogen electron is in its ground state its principle quantum number is?
The principle quantum number of a hydrogen electron in its ground state is 1.
In many-electron atoms which quantum numbers specify the energy of an electron?
the quantum number n determines the energy of an electron in a hyrdogen atom.
What is the second quantum number of the 3p1 electron in aluminum 1s2s2p63s23p1?
In the electron configuration of aluminum, the 3p1 electron corresponds to the 3rd energy level (n=3) and is in the p subshell. The second quantum number, also known as the azimuthal quantum number (l), for a p subshell is 1. Therefore, the second quantum number of the 3p1 electron in aluminum is l = 1.
Which quantum number describes the most probable spatial orientation that an electron's subshell will have is?
magnetic quantum number
What is the quantum number that describes the most probable distance from the nucleaus that an electron resides?
Distance depends on the principal quantum number n.
What is the first quantum number of a 1s2 electron in phosphorus 1s22s22p63s23p3?
n=1
What is the second quantum number of a 2s2 electron in phosphorus 1s22s22p63s23p3?
ml=0
What does the second quantum number (l) describe?
Which sublevel the electron is in.
The spin quantum number of an electron can be thought of as describing?
The spin quantum number of an electron describes the intrinsic angular momentum of the electron, which is a fundamental property of particles like electrons that is not related to their orbital motion. It is quantized in units of ħ/2, where ħ is the reduced Planck constant, and can have values of either +1/2 or -1/2.
What does the magnetic quantum number indicate about an electron's orientation in a magnetic field?
The magnetic quantum number indicates the orientation of an electron's magnetic moment in a magnetic field. It helps determine the direction in which the electron will align itself within the field.
What does the second quantum number (I) describe?
The second quantum number (l) describes the shape of an electron's orbital within an atom. It is related to the angular momentum of the electron and determines the subshell in which the electron is located (such as s, p, d, or f orbitals). It ranges from 0 to (n-1), where n is the principal quantum number.
What could be a third quantum number of a 2p3 electron in phosphorus 1s22s22p63s23p3?
ml = -1
What is the first quantum number of a 2s2 electron in phosphorus?
The first quantum number of a 2s electron in phosphorus is the principal quantum number, which specifies the energy level of the electron shell. For a 2s electron, the principal quantum number is 2.
what does the quantum number n describe?
Which orbital is being occupied ^^^^ WRONG UPDATE 1/12/16: APEX ANSWER IS The energy level of the electron.
What is the first quantum number of a 2s2 electron in phosphorus 1s22s22p63s23p3?
n = 2
