Chemistry · Periodic Properties
Identify the elements X and Y using the ionization energy values given below: Element1st Ionization Energy (kJ/mol)2nd Ionization Energy (kJ/mol)X4954563Y7311450
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1X = F; Y = Mg
- 2X = Mg; Y = Na
- 3X = Mg; Y = F
- 4X = Na; Y = Mg✓
Correct answer
X = Na; Y = Mg
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