Elements , atom number and symbols from 1 to 30 or50
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hydrogen - H -1
helium-he-2
helium-he-2
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desaidiu:
till 50
30
Ok wait a sec
lithium -Li -3
I have send a pic and edited my answer I hope you get it
yes
thans
thank you so much
wlcm please ask frequent ques I am happy to ans
ok
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