If a Hydrogen Atom Originally in a State with Principal

question 74

Multiple Choice

If a hydrogen atom originally in a state with principal quantum number n is excited to state n' = 2n,then

• A)its radius and binding energy will double.
• B)its radius will quadruple and the binding energy will double.
• C)its radius will double and the binding energy will quadruple.
• D)its radius will quadruple and the binding energy will be reduced by a factor of four.
• E)its radius and binding energy will quadruple.

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