Periodic Table Review Flashcards
How many electrons can each shell have?
first shell - 2
second shell - 8
third shell - 8
Who founded the periodic table?
Dmitri Mendeleev
Fall to the left of the metalloid stairstep
Metals
Fall to the right of the metalloid stairstep
Nonmetals
Is Hydrogen a metal/nonmetal/ or metalloid?
Nonmetal
What elements are shiny/lustrous?
Metals
What elements are great conductors?
Metals
What elements are malleable?
Metals
What elements are ductile?
Metals
What do metals form? (think about electrons)
Cations
Which metal is not solid at room temperature?
Mercury
At room temperature most nonmetals are ___________ .
gases/liquids
What elements are dull?
Nonmetals
What elements have characteristics of metals and nonmetals?
Metalloids
What elements are poor conducters?
Nonmetals