Lesson
Lesson-3.1.9- Describe the formation of ions by electron loss or gain ??? Describe the formation of ionic bonds between elements from Groups I and VII.
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Lesson-3.1.10- Describe the formation of single covalent bonds in H 2, Cl2, H2O, CH4, NH3 and HCl as the sharing of pairs of electrons leading to the noble gas configuration.PreviousLesson-3.1.8- Describe the differences between elements, mixtures and compounds, and between metals and non-metals ??? Describe an alloy, such as brass, as a mixture of a metal with other elements.Next