People
Came up with: Metals, Nonmetals, Gases and Earths
Who is John Dalton?
In a family on its own
What is hydrogen?
7 valence electrons
What are Halogens?
Only nonmetal on the left on the table
What is Hydrogen?
How many elements were originally on Mendeleev's table?
What is 60?
Triads
Who is Dobereineer?
Element that credited Mendeleev's periodic table.
What is Gallium?
Do not make compounds
What are noble gases?
What is the name we use for Sodium Chloride?
What is table salt?
What do Alkali metals have to be stored in?
What is mineral oil?
Octaves
Who is Newlands?
Most reactive Alkali Metal
What is Francium?
Metallic but brittle
What are metalloids?
The number of valence electrons to be stable
What is 8?
Electrons in the outermost shell
What are valence electrons?
Who is Mosely?
Name 2 noble gases
What is Neon, Argon, Krypton, Xenon, Helium, and Radon?
Largest group on the periodic table. We do not know the valence electrons
What are transition metals?
One word used to describe noble gases
What is inert?
What quality do ALL Actinides have?
What is Radioactivity?
What was unique about Mendeleevs table?
What is he left blank spaces on his table to undiscovered elements?
Element used in most wiring and pipes
What is copper?
Name one of the two periods separated from the table
What are Lanthanides or Actinides?
Define Malleable
What is able to hammer it into shapes?
Name 4 pieces of information that an element box can tell you.
What is Element name, Symbol, Atomic number, Atomic mass and Oxidation number?