1. Elements
Definition -
matter that is made up of only one kind of atom

2. Periodic Table of Elements
The Periodic Table of Elements is a chart used to organize
and classify all of the elements.

3. All information about an atom can be found on the Periodic Table of Elements.

4. Symbol for the element:
Name of the element
Symbol for the element:
First letter always capitalized
Second and third letters always lower case
Periods are not used
Atomic number:
The number of protons in the nucleus
Atomic mass:
The number of protons and neutrons in the nucleus

5. Information about atoms found on the Periodic Table of Elements:18
atomic number Ar
symbol
Argon
element name
39.948
atomic mass
Round atomic mass to the nearest whole number (40)

6. 27 Co cobalt 59 atomic number number of protons protons = electrons
element
symbol Co
element
name
cobalt
atomic mass
protons + neutrons 59

7. neon
sodium
                                           
phosphorous
calcium

8. copper
arsenic
                                           
iodine
seaborgium

9. 7 Nitrogen 226 138 12 6 59 27 4 2 Lithium 24 133 55 14 7 88 Radium 6
atomic
mass
number of
neutrons
number of
protons
element 7
Nitrogen
226
138 12 6 59 27 4 2
Lithium 24
133 55 14 7 88
Radium 6
Carbon 32
Cobalt
Helium 2 7 3 12
Magnesium 78
Cesium

10. 8 119 69 117 Platinum 146 92 35 Chlorine 59 31 108 47 16 16 Oxygen Tin
atomic
mass
number of
neutrons
number of
protons
element 8
119 69
117
Platinum
146 92 35
Chlorine 59 31
108 47 16 16
Oxygen
Tin 50
195 78
238
Uranium 17 18 28
Nickel 61
Silver
Phosphorous 15

11. Interactive Periodic Table of Elements #1