Incorrect
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Krypton
Correct!
Fr
Correct!
Lithium
Correct!
Sn
Correct!
Tin
Correct!
Ti
Correct!
Fe
Correct!
Francium
Correct!
Kr
Correct!
Iron
Correct!
Potassium
Correct!
Pb
Correct!
K
Correct!
Titanium
Correct!
Lead
Correct!
Li
Correct!