Examine the table.
Element Number of Protons
copper (Cu)
lodine (1)
francium (Fr)
lead (Pb)
a
Ob
Oc
Od
29
francium
lead
iodine
copper
53
87
82
Number of
Neutrons
Which element has the greatest atomic mass?
35
74
136
125
Number of Electrons
29
53
87
82

Examine the table Element Number of Protons copper Cu lodine 1 francium Fr lead Pb a Ob Oc Od 29 francium lead iodine copper 53 87 82 Number of Neutrons Which e class=


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