Organizing and classifying periodic table

Elements in the same column of the periodic table always have the same # of _______ as one another.

• Protons
• Neutrons
• Electrons
• Valence Electrons

Rows on the period table are called _____ while columns are called _____.

• groups, families
• groups, periods
• periods, groups
• families, groups

The atoms along the staircase are called 

• metals
• nonmetals
• metalloids
• noble gases

Which group of the periodic table is composed of inert (not reactive)  gases?

• alkali metals
• alkaline earth metals
• halogens
• noble gases

Which is a halogen?

• Helium
• Chlorine
• Oxygen
• Neptune

If a potassium atom lost one electron, what would be the symbol for that ion?

• 
• 
• 
• 

What type of elements are poor conductors of heat and electricity?

• transition metals

• inner transition metals

• metals

• nonmetals

What type of elements are malleable and ductile?

• noble gases

• nonmetals

• metals

• halogens

Name of columns in the periodic table

• Group
• Period
• Elements
• Metals

Name of rows in the periodic table

• Group
• Period
• Elements
• Halogens