The incorrect statement is

Question

Canvas Classes · Accepted Answer

Strategy:
 Review periodic trends for ionization enthalpy ().  generally increases across a period and decreases down a group, with exceptions for stable configurations ().

Step 1: Evaluate each statement
- (a) : Correct.  decreases down Group 1 as shell number and size increases.
- (b) Xe doesn't have the lowest  in its group: Correct. Radon () is below Xenon and has a lower .
- (c) : Correct.  (, Group 1) has a lower  than  (, Group 2) in the same period.
- (d) : Zinc () has a stable fully-fi

More questions from Classification of Elements and Periodicity