VOCABS
VALENCE ELECTRONS
INTERESTING FACTS
Interesting Facts #2
Solve for Neutrons
50

Protons

IT HAS A POSITIVE CHARGE 

50

Hydrogen

1

50

The 3 states of matter

SOLID, LIQUID, GAS

50

The number of naturally occurring elements on the periodic table

92

50

The neutron for Oxygen

8

100

Matter

ANYTHING THAT TAKES UP SPACE AND HAS WEIGHT/MASS

100

Nitrogen

15

100
The heaviest naturally occurring element 

Uranium

100

The 4 parts of an atom

Protons, Electrons, Neutrons and Nucleus 

100

The neutron for Iodine

74

150

Valence Electrons

IT'S LOCATED IN THE OUTERMOST ENERGY SHELL OF AN ATOM

150

Krypton

18

150

The first man made element 

Technetium

150

The 6 noble gases 

Radon, Krypton, Helium, Neon, Argon, and Xenon

150
The neutron for Thallium 

123

200

Element

substances that cannot be broken down by physical or chemical means.

200

Tin

14

200

The two most abundant elements in the ocean

Hydrogen and Oxygen
200

The total number of elements on the periodic table

118

200

The neutron for Plutonium 

150

250

Nucleus 

the central part of an atom

250

Lead and Uranium 

Lead =14

URANIUM =6

250

The 8 common elements that makeup the Earth's Crust

Aluminum, Oxygen, Silicon, Iron, Potassium, Magnesium, Calcium, Sodium

250
The man who created the framework for the modern periodic table

Dmitri Mendeleev

250

The neutrons for Francium and Titanium

Francium = 136

Titanium = 26

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