S2.1 Data response answers
To give your students access to this page you will need to change the default access from "OFF" to "ON". Answers to S2.1 Data response questions on ionic bonding. (Note that these answers are to my questions 1-14 not the first four questions numbered 1-4 from the extract.) 1. Li: 1s22s1, so one unpaired electron in outer energy level should be shown, but electrons in the first energy level should be shown paired. O:...