What group are Alkali Metals in?
Group 1
Which family group is used in materials of high strength and light weight?
The Boron Family
What is the average mass of all the isotopes of the element?
Atomic mass
What is the chemical symbol of zinc?
Zn
What group are Alkaline Earth Metals in?
Group 2
Which family group plays an especially important role in the chemistry of life.
The Carbon Family
What is a chart showing all of the elements arranged according to the repeating pattern of their properties?
periodic table
What is the chemical symbol of oxygen?
O
What group is the Boron Family in?
Group 13
Which family group makes up about 78 percent of earths atmosphere?
The Nitrogen Family
A one or two letter abbreviation for the element
Chemical symbol
What is the chemical symbol of Hydrogen?
H
What group in the Carbon Family in?
Group 14
Which family group is a gas at room temperature?
The Oxygen Family
The rows in the periodic table.
Periods
What is the chemical symbol of calcium?
Ca
What groups are Transition Metals in?
Groups 3-12
Which family group is know as salt forming?
The Halogen Family
What are atoms with the same number of protons and different numbers of neutrons called?
Isotopes
What is the chemical symbol of Mercury?
Hg