Atom
Subatomic Particles
Periodic Table
Properties
structure
100
Most of an atom is
Empty space
100
subatomic particle in the nucleus 1amu and positive
proton
100
side of the periodic table that are metals
left
100
to bend
malleable
100
reactivity
valence electron
200
How many electrons fill the first shell
2
200
negative outside nucleus
electron
200
where metalloids are found on the periodic table
stairs
200
to make into wire
ductile
200
properties
proton
300
identity
protons
300
elements with similar properties are in the same
group
300
The number above tell the number of ______________ and are called _________________
valence electrons/ groups
300
dull, insulator, brittle
nonmetals
300
How many electrons fill the second shell
8
400
these subatomic particles makeup the mass
protons and neutrons
400
what two subatomic particle have the same number
protons and neutrons
400
number on the side are called______________ and tell the number or ___________________
periods, shells
400
conductive, brittle, dull
metalloids
400
stable elements have this many valence electrons _________and are found in this group _________
8 and 18
500
this question worth 20,000 the periodic table is breaks up elements according to their
properties
500
valence electrons
reactivity
500
electron in the outermost shell
valence electron
500
nucleus is located ______________ and contains________
center, protons and neutrons
500
5 How many neutrons B 11
6
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