Which of the following statements are TRUE? a) The third ionization energy (IE3) of magnesium is less than the second ionization energy (IE2) of magnesium. O b) An atom of beryllium will have a longer atomic radius than an atom of magnesium. c) An atom of fluorine will have a greater ionization energy than an atom of nitrogen. d) An atom of calcium will have a greater ionization energy than an atom of potassium.

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Chapter1: Chemical Foundations
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Which of the following statements are TRUE?
a) The third ionization energy (IE3) of magnesium is less than the second
ionization energy (IE2) of magnesium.
b) An atom of beryllium will have a longer atomic radius than an atom of
magnesium.
Oc) An atom of fluorine will have a greater ionization energy than an atom of
nitrogen.
O d) An atom of calcium will have a greater ionization energy than an atom of
potassium.
Transcribed Image Text:Which of the following statements are TRUE? a) The third ionization energy (IE3) of magnesium is less than the second ionization energy (IE2) of magnesium. b) An atom of beryllium will have a longer atomic radius than an atom of magnesium. Oc) An atom of fluorine will have a greater ionization energy than an atom of nitrogen. O d) An atom of calcium will have a greater ionization energy than an atom of potassium.
Expert Solution
Step 1

Atomic radius of an element represents the distance of the nucleus from the outermost shell. The value of radii increases in a group. So, the radius of beryllium is less than magnesium. Therefore, second statement is wrong.

 

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