Periodic Table 1
The name for column 1
Alkali metals
Helium belongs to which group
Noble Gases.
K belongs to which group?
Alkali metals
Al
Aluminum
A row on the Periodic Table.
What is a Period?
Three classifications of the Periodic Table
Metals, nonmetals, metalloids
The elements in Group 18
Noble Gases
Elements in the same group ...
What is have similar chemical and physical properties?
Name 3 elements of Carbon´s Family
Carbon/ Silicon/ Germanium, Tin, Lead, Moscovium
This is the symbol for this element; Ni
What is Nickel?
This is the symbol for which element: Kr
What is Krypton
Mendeleev organized the elements of his periodic table according to this.
What is increasing atomic mass?
Who proposed the original organization of the periodic table
Demitri Mendeleev
The vertical columns of the periodic table
groups/families
A model used to illustrate the structure of an atom.
What is a Bohr model?
This class of elements have properties of both metals and nonmetals.
Metalloids
Electron in the outermost shell
Valence Electrons
Extremely reactive elements in that have 2 valence electrons.
What are alkaline earth metals?
They are found at the bottom of the period table but belong after element 56 and 86 respectively.
Lanthanides and actinides
These metals make up most of the periodic table
Transition Elements
These are the properties of nonmetals. Name 3.
What are brittleness, low boiling/melting points, fragile, without ductility or malleability, poor conductors of electricity.
Name of the group 17
Halogens
A Greek word meaning uncuttable..
What is atomos?
The reason a nonmetal is located in Group 1.
What is because Hydrogen has 1 valence electron?
This noble gas has less than 8 electrons
What is helium?