WorksheetsPeriodic Table and Valence Electrons
Total questions: 12
Worksheet time: 24mins
What are valence electrons?
The # of electrons in the atom
The # of electrons in the outermost shell
The # of electrons an atom will pick up
The # of electrons an atom will get rid of
What is an ion? (general definition)
An element with a neutral charge
An element that has gained an electron
An element that has gained or lost an electron
An element that has lost an electron
Select all that apply
An anion loses electrons
A cation loses electrons
A cation is positive
An anion is positive
Anions are generally found where in the Periodic Table?
Alkali Earth Metals
Noble Gases
Transition Metals
Nonmetals
Chlorine (atomic# 17) is more likely to:
Become a cation
Become an anion
Stay neutral
Use the Periodic Table
Select all elements that will have a +2 ion
Oxygen
Beryllium
Magnesium
Calcium
USE THE PERIODIC TABLE
How many valence electrons does sodium have?
1
2
3
4
USE THE PERIODIC TABLE
How many valence electrons does Phosphorus have?
31
5
15
4
