METALS
Name a trait of metals.
Name a trait of nonmetals.
-dull
-brittle
-usually less dense
-poor conductor
what are metalloids.
Metalloids are elements that share properties of metals and non metals
what is the smallest unit of matter
Atom
Are metals comparably denser or lighter than nonmetals and metalloids?
Denser
Poor or good conductors of heat/energy ?
Poor
Semiconductors
How many Elements are on the periodic table
118
What is the on metal that is NOT solid at room temperature?
Mercury
Which nonmetal is separated from the others on the periodic table?
Hydrogen
How many metalloids are there currently?
6
Metals, nonmetals and metalloids
Define the word "ductile"
Ductile- can be drawn into wire
Brittle is the opposite of _________
Malleable
Dull or shiny or both?
Both
name the three subatomic particles in an atom and their charges
proton-positive
neutron-neutral
electron- negative
Which one doesn't belong?
Tin, Iron, Boron, and Sodium
Boron
Which one doesn't belong?
Oxygen, Arsenic, Chlorine, and Argon
Arsenic
Which one doesn't belong?
Silicon, Tellurium, Antimony(Sb), and Niobium
Nibium
How many Metalloids are in the Periodic table?
Seven