Question 1
Rubidium (Z = 37) and potassium (Z = 19) are similar to sodium in that they have ____ electron(s) in the outermost shell.
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five p
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three p
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two s
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one d
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one s
Question 2
Suppose Bohr had chosen the potential energy of the electron in the hydrogen atom to be V = 0 when the electron is in the orbit with n = 1. He could do this by
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choosing n = 1 for the orbit where the kinetic energy of the electron is zero.
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adding a constant 13.6 eV to the potential energy for all values of n.
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adding a constant 27.2 eV to the potential energy for all values of n.
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subtracting a constant 13.6 eV from the potential energy for all values of n.
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subtracting a constant 27.2 eV from the potential energy for all values of n.