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Physics 12 Online
OpenStudy (anonymous):

Which property of an atom's structure was used to organize the periodic table? A. outermost electron B. total electrons C. total protons D. outermost protons

OpenStudy (anonymous):

Do you have a guess? What do you think?

OpenStudy (shamim):

Do u know wt is atomic number

OpenStudy (shamim):

Atomic number=number of protons

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