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17-05-2018
Biology

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Alkali metals, alkaline earth metals, and aluminum all form ions with positive changes equal to the

A. Atomic mass
B. Group number
C. Atomic number
D. Period

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thivyah thivyah

17-05-2018

B. Group number
For example, Sodium(Na) is in Group 1 and Na^+ has a charge of +1.

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