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15 questions
Silver
S
Ag
Au
Sn
Carbon
C
Ca
Cu
Cr
Neon
No
Na
Ne
Ni
Sodium
Ne
S
Na
Mg
Plutonium
Pu
Pt
P
Po
Sulfur
S
Sn
Na
Sr
Fluorine
Fl
Ra
Fr
F
Copper
Cu
C
Cr
Co
W
Tungsten
Mercury
Gold
Copper
Pb
Plutonium
Lead
Platinum
Radon
Mo
Mercury
Molybdemum
Magnesium
Manganese
Zn
Magnesium
Silver
Zerconium
Zinc
Ar
Aluminum
Argon
Radon
Oxygen
O
Oxygen
Carbon
Boron
Silicon
K
Tungsten
Fluoride
Krypton
Potassium
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