Question 1
The energy of the light emitted when a hydrogen electron goes from n = 2 to n = 1 is what fraction of its ground-state ionization energy?
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3/4◦
1/2◦
1/4◦
1/8◦
1/9Question 2
The first ionization energy of Mg is 735 kJ/mol. The second ionization energy is:
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735 kJ/mol.◦
less than 735 kJ/mol.◦
greater than 735 kJ/mol.◦
more information is needed to answer this question.◦
none of these are correct.