The total number of valence electrons in the phosphate ion is
A)32.
B)30.
C)24.
D)28.
E)26.

Name: The total number of valence electrons in the phosphate ion is A)32. B)30. C)24. D)28. E)26.
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Question

Quizplus · Accepted Answer

Phosphate ion has a charge of -3 and consists of one phosphorous atom and 4 oxygen atoms. Phosphorus has 5 valence electrons while each oxygen atom has 6 valence electrons. Thus, total valence electrons in the phosphate ion = (5 + 4x6) x 3 (charge of ion) = 32.

The Total Number of Valence Electrons in the Phosphate Ion