While the electron affinity of bromine is a negative quantity, it is positive for Kr. Use the electron configurations of the two elements to explain the difference.
Chem 111 Chapter 1 Notes: Intro to Chem The Scientific Method o Scientific Method: investigations that are guided by theory and earlier experiments o Hypothesis: possible explanation for event o Law: statement that summarizes a large number of observations o Theory: explanation of the laws of nature *Correlation doesn’t prove causation*...