Brain Teasers
H, Be, F, S, Mn, Kr, In, Gd, Tl, ?
H, Be, F, S, Mn, Kr, In, Gd, Tl, ?
What's the next in the series?
What's the next in the series?
Answer
Fm.These are the chemical elements whose atomic numbers are perfect squares.
1, 4, 9, 16, 25, 36, 49, 64, 81, 100.
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Comments
Woah. That one was confusing unless you had a numbered periodic table (i was too lazy to look at one with numbers) Oh well. Atleast I'm first! -dances-
This was great, using the PTE like that, nice one.
Easy, but fun!
WOW great teaser
i actually got the answer mentally when i noticed H, Be, F, S, the atomic number of which i knew.
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