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3 answers

Lead : 82 - Pb

50 is Tin (Sn)

Sorry, its actually Tin, I misread the table, its been a while...

explination

Period 1 (none)
Period 2 Carbon
Period 3 Silicon
Period 4 Germanium
Period 5 Tin
Period 6 Lead
Period 7 Ununquadium (Temporary name)

2007-01-23 14:48:44 · answer #1 · answered by Mark G 7 · 1 0

For help with just about anything about the elements take a look at:

2007-01-23 22:02:10 · answer #2 · answered by quntmphys238 6 · 0 0

Lead (Pb)

2007-01-23 14:50:06 · answer #3 · answered by Anonymous · 0 0

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