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The Periodic Table
The Periodic Table of Elements
29
Science
8th Grade
01/12/2009

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Term
The blue elements on the periodic table are...
Definition
metals
Term
The green elements are...
Definition
metaliods
Term
The yellow elements on the table are...
Definition
non-metals
Term
B stands for...
Definition
Boron
Term
Transition elements include groups...
Definition
Groups 3-12
Term
A group is..
Definition
A column of the periodic table
Term
A period is a...
Definition
Row on the table
Term
The numbers on the table are...
Definition
atomic numbers
Term
Group 1 on the Periodic Table is called...
Definition
Alkali Metals
Term
How reactive are alkali metals?
Definition
Very reactive
Term
What are some properties of alkali metals?
Definition
Some properties of alkali metals are softness; color of silver; shininess; and low density.
Term
Is Hydrogen considered part of group 1?
Definition
No, it is not.
Term
Group 2 is...
Definition
Alkaline-Earth Metals
Term
How reactive are Alkaline-Earth Metals?
Definition
Less reactive than alkali metals.
Term
Groups 3-12 are...
Definition
Transition Metals
Term
How reactive are Transition Metals?
Definition
Less reactive than both Alkali and Alkaline-Earth Metals.
Term
What are some properties of Transition Metals?
Definition
Some properties are shininess and good conductivity of thermal energy and electric current.
Term
Group 13 is the...
Definition
Boron Group
Term
What is the most common metal from Group 13?
Definition
Aluminum is the most common metal in Group 13.
Term
Why are transition metals not as reactive as alkali metals and alkaline-earth metals?
Definition
Atoms of alkaline-earth metals have two outer-level electrons. It is more difficult for atoms to give away two electrons than to give away one when joining with other atoms.
Term
________ is the most abundant metal in the Earth's crust.
Definition
Aluminum.
Term
Group 14 is...
Definition
the Carbon Group.
Term
Group 15 is...
Definition
the Nitrogen Group.
Term
Group 16 is...
Definition
the Oxygen Group.
Term
Group 17 is...
Definition
the Halogens Group.
Term
Group 17 is made up of...
Definition
non-metals.
Term
Group 18 is made up of...
Definition
non-metals.
Term
Group 18 is...
Definition
the Noble Gases Group.
Term
How reactive are the elements in Group 18...
Definition
non-reactive.
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