Chapter Ten- The Periodic Table Flashcards
(24 cards)
A column on the periodic table
Group
Rows on the periodic table
Period
Periodic Table
Chart of the elements arranged into rows and columns according to their physical and chemical properties
Generally shiny, easily pulled into wires or hammered into thin sheets. Conducts thermal energy and heat.
Metal
Ductility
Ability to be pulled into wires
Malleability
Ability of a substance to be hammered or rolled into sheets
Alkaline earth metals
Elements in group two
Alkali metals
Elements in group one
Groups 3-12
Transition elements
Halogen
An element in group 17 of the periodic table
Elements in group 18
Noble gases
The periodic table is arranged according to…..
Physical and chemical properties
How does melting point change over a period?
It first increases then decreases moving from left to right
Where are metals located?
Left of the metalloids
Where are nonmetals located
Right of the metalloids
Metalloids are separating……
Metals and metalloids
Hydrogen
Classified as a nonmetal, similar to group one
Noble gases
Never in a compound except in a lab
Transition elements
Good building materials, high melting point
What combines with a metal to form a salt?
Halogens
Only found as compounds in nature
Halogens
What is in an element key?
Element name, atomic number, state of matter at room temperature, symbol and mass
How does sodium and chloride affect us separately?
They can poison us and kill us
How do sodium and chloride together affect us?
It makes table salt
