Interactive Figure 7.4 COUNTS TOWARDS GRADE Identify electron configuration and valence electrons for elements using the periodic table.

Interactive Figure 7.3.4

COUNTS TOWARDS GRADE

Identify electron configuration and valence electrons for elements using the periodic table.

Close Figure

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Examine the p-block elements of the 2nd period (B through Ne). Which subshell is being filled while moving across these elements? What is the maximum number of electrons this subshell can hold?

Subshell =

electrons