On the periodic table, Groups are
On the periodic table, Periods are
What is a valence electron?
The innermost energy level has a maximum of how many electrons?
What does the Bohr Model represent?
Which element is this?
Name this element.
Name this element.
What is the atomic number of this atom?
What is the mass number of this atom?
What is this element?
How many valence electrons?
How many valence electrons?
What is a valence electron?
How many valence electrons?
What group does this element belong to?
How many valence electrons?
Elements in Group number 17 are known as
Which group includes non-reactive gasses that have a full outer electron shell?
Which group includes soft, highly reactive metals with one electron in their outer shell?