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WorksheetsValence Electrons Lesson Review
Total questions: 14
Worksheet time: 8mins
How many electrons go in the first shell (level) ?
6
8
2
This is a Bohr Diagram of Aluminum. How many valence electrons does Aluminum have?
3
4
5
How many valence electrons does Bromine (Br - atomic number 35) have?
5
6
7
How many valence electrons in this atom of Carbon?
2
4
5
How many valence electrons does Helium (He - atomic number 2) have?
1 Valence electron
2 Valence electron
3 Valence electron
How many valence electrons does Nitrogen (N - atomic number 7) have?
3 Valence electron
4 Valence electron
5 Valence electron
How many valence electrons does Potassium (K - atomic number 19) have?
1 Valence electron
2 Valence electron
3 Valence electron
How many energy levels does Chlorine (Cl - atomic number 17) have?
2
1
3
Electrons are arranged around the nucleus in regions called
Energy floors
Energy shelves
Energy levels
The outermost energy level is called the
Ultimate shell
Electron shell
Valence shell
Electrons in the outermost energy level are called
Valence electrons
the best electrons
Outside electrons
How many energy levels does Beryllium (Be - atomic number 4) have?
2
1
3
