Atomic
Structure Worksheet
Fill in the blanks
for the elements in this chart. For the
purposes of this chart, round all atomic masses to the nearest whole number.
|
Element
|
Number of Protons
|
Number of Neutrons
|
Number of Electrons
|
Atomic Mass
|
Atomic Number
|
|
lithium
|
|
|
|
|
|
|
carbon
|
|
|
|
|
|
|
chlorine
|
|
|
|
|
|
|
silver
|
|
|
|
|
|
|
lead
|
|
|
|
|
|
|
calcium
|
|
|
|
|
|
|
tantalum
|
|
|
|
|
|
|
radium
|
|
|
|
|
|
|
samarium
|
|
|
|
|
|
|
uranium
|
|
|
|
|
|
|
americium
|
|
|
|
|
|
|
lawrencium
|
|
|
|
|
|
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