Phosphorus has three electrons in its 3p sublevel and sulfur has four.

Phosphorus should have the lower ionization energy but it does not,

sulfur does. What does this provide evidence for?

A. Aufbau's principle

B. Conservation of energy

C. Hund' rule

D. None of these

Reset Selection

Question

19 September, 20:07

+2

Answers (1)

Know the Answer?

Shamar Cantu · Answer 1

D

Explanation:

Phosphorus has the highest I. E because of its half-filled p orbitals which are more stable tah partially-filled orbitals of Sulphur

Phosphorus has three electrons in its 3p sublevel and sulfur has four.Phosphorus should have the lower ionization energy but it does not,sulfur does. What does this provide evidence for?A. Aufbau's principleB. Conservation of energyC. Hund' ruleD. None of theseReset Selection