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Ch.8 - The Quantum-Mechanical Model of the Atom
Tro - Chemistry: A Molecular Approach 6th Edition
Tro6th EditionChemistry: A Molecular ApproachISBN: 9780137832217Non è quello che usi tu?Cambia libro di testo
Capitolo 8, Problema 62a

What are the possible values of ml for each value of l? a. 0

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1
Identify the quantum number 'l' given in the problem. In this case, 'l' is 0.
Recall that the magnetic quantum number 'ml' can take on integer values from -l to +l, including zero.
Since 'l' is 0, calculate the range of 'ml' by substituting 0 into the range -l to +l.
Determine that the only value 'ml' can take when 'l' is 0 is 0.
Conclude that the possible value of 'ml' for 'l' = 0 is 0.

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Quantum Numbers

Quantum numbers are a set of numerical values that describe the unique quantum state of an electron in an atom. They include the principal quantum number (n), azimuthal quantum number (l), magnetic quantum number (ml), and spin quantum number (ms). Each quantum number provides specific information about the electron's energy level, shape, orientation, and spin.
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Principal Quantum Number

Azimuthal Quantum Number (l)

The azimuthal quantum number (l) determines the shape of an electron's orbital and can take on integer values from 0 to n-1, where n is the principal quantum number. For example, if n=2, l can be 0 or 1, corresponding to s and p orbitals, respectively. The value of l is crucial for understanding the types of orbitals and their geometrical arrangements.
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Magnetic Quantum Number

Magnetic Quantum Number (ml)

The magnetic quantum number (ml) specifies the orientation of an orbital in space and can take on integer values ranging from -l to +l, including zero. For each value of l, there are 2l + 1 possible values of ml. For instance, if l=1 (p orbital), ml can be -1, 0, or +1, indicating the three different orientations of p orbitals.
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Magnetic Quantum Number