Electrons in Atoms
1.1 Electron arrangement in atom. Electron configuration
1.1 Electron arrangement in atom. Electron configuration
Twig_Atoms.pdf
Worksheet
Worksheet
Atomic structure shells.docx
Atomic structure shells answers.docx
Literacy questions
Literacy questions
1. Write electron arrangements of elements: Na, Mg, Al, Si, P, S, Cl, Ar, K, Ca.
2. Which ones of the elements above have similar chemical properties?
3. Why is helium He generally placed in a group 18 with neon Ne but has different electron configuration?
Quizzes for you!
Quizzes for you!
1.2 Formation of ions
1.2 Formation of ions
Formation of Na+ cation
Formation of Na+ cation
Formation of Cl- anion
Formation of Cl- anion
1.2 Writing chemical formula for compounds
1.2 Writing chemical formula for compounds
Worksheet
Worksheet
13-formula WRITING.docx
cation anions.pdf
1.2 ATOM AND ITS STRUCTURE fill in the blank.doc
1.2 atom worksheet.docx