Name
Date
Identifying Atoms
STUDENT RESOURCE 2.3
ACTIVITY SHEET
1
Use the Elements and Their Atoms Student Resource to
identify each of these atoms.
–
–
O
O
+
O
+
–
–
–
+
+ +
O
+
O
+
O
–
–
–
–
–
+
+
O
+
O
+
O
+ O
–
–
–
–
O
+
+
O
+
O
+
O
O
O
+
–
–
–
2
Using the same symbols for protons, neutrons, and
electrons, draw the following atoms. Note: Only two
electrons can be on the inner electron circle.
Fluorine
Nitrogen
CHEMISTRY • SECTION 2 ATOMS, MOLECULES, AND COMPOUNDS