Level 2
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34 words 0 ignored

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Ignore words

Check the boxes below to ignore/unignore words, then click save at the bottom. Ignored words will never appear in any learning session.

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H
He
Li
Be
B
C
N
O
Ne
Na
Mg
Al
Si
P
S
Cl
Ar
K
Ca
Cr
Mn
Fe
Co
Ni
Cu
Zn
Br
Ag
Sn
I
W
Au
Hg
Pb