Write four quantum numbers for valency electron in hydrogen
atom.
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Explanation:
To completely describe an electron in an atom, four quantum numbers are needed: energy (n), angular momentum (ℓ), magnetic moment (mℓ), and spin (ms).
Answered by
1
Answer:
To completely describe an electron in an atom, four quantum numbers are needed: energy (n), angular momentum (ℓ), magnetic moment (mℓ), and spin (ms).
When ℓ = 0, there is only one possible choice for mℓ, which must be zero. The first electron in helium has exactly the same four quantum number of the first electron in hydrogen. However, helium has TWO electrons.
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