A chlorine atom has 17 electrons.

CHEMISTRY · Multi-part · A Level · Chemistry · Atomic structure · Atomic structure

Problem

A chlorine atom has 17 electrons. (a) Write the full electron configuration of chlorine. (b) Write the condensed electron configuration of chlorine. ###### TIP The condensed electron configuration is an abbreviated form of the full electron configuration and uses square brackets around the symbol for the preceding noble gas.

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