WorksheetsValence Electrons Review
Total questions: 10
Worksheet time: 8mins
7
17
2
9
Valence electrons are the...
Innermost electrons
Middle electrons
Outermost electrons
Any electrons
On the periodic table, there are rows called _______ and columns called ______
groups, periods
periods, groups
rows, columns
If an element is in group 2, how many valence electrons does it have?
2
12
1
It changes
If an element is in group 16, how many valence electrons does it have?
16
1
6
10
How many dots (valence electrons) should be in the electron dot diagram of an element in group 18?
18
8
10
12
What does each dot on the electron dot diagram represent?
One element
One atom
One valence electron
One group
Valence electrons have the ______ amount of energy of all the electrons in an atom.
Lowest
Same
Highest
Na is the __________ for Sodium.
Stable
Secret
Symbol
Letter
Which group has the highest number of valence electrons?
21
18
8
22
