Show:
Atoms
metalloids
Particles
Group Families
elements
100
The smallest particle of an element
What is an atom?
100
an element that lacks most of the properties of a metal
What is a nonmetal?
100
Atomic nuclei of unstoppable isotopes release fast-moving particles and energy
What is radioactive decay?
100
Group 1 of the periodic table
What is an alkali metal?
100
Au
What is gold?
200
negatively charged particals
What is an electron?
200
A molecule that consists of 2 atoms
What is a diatomic molecule?
200
consists of high-energy waves
What is gamma radiation?
200
group 2 of the periodic table
What are alkaline earth metals?
200
Cu
What is bronze?
300
The positively charged particals
What is protons
300
Means "salt forming"
What is a halogen?
300
fast-moving electron
What is a beta particle?
300
group 17 of the periodic table
What are halogens?
300
Ag
What is silver?
400
neutrally charged particals
What is a neutron?
400
has properties of metals and nonmetals
What is a semi metal?
400
atoms in these do not gain, lose, or share electrons
What are inert gases?
400
group 18 of the periodic table
What are noble gases?
400
S
What is sulfur?
500
clustered in the middle of an atom
What is a nucleus?
500
can conduct electric currents under some conditions
What is a semi conductor?
500
unreactive
what do inert gases tend to be? unreactive
500
the bottom of the periodic table
What are lanthanoids
500
H
What is hydrogen?