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Patterns in Periodic Table Flashcards | StudBud
Patterns in Periodic Table
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Why is the 1st ionisation energy of phosphorus greater than 1st ionisation energy of silicon?
A
The outer electron in a phosphorus atom is paired.
B
The outer electron in a phosphorus atom is more shielded.
C
A phosphorus atom has one more proton in its nucleus.
D
The atomic radius of a phosphorus atom is greater.
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