Sodium, Na, is a group 1 element and generally holds a +1 charge.
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Na(+) is the sodium cation. It is positive, because it has lost one electron. The ion contains 11(+) protonsd and 10 (-) electrons . Hence +11-10 = +1 ( usually shown as '+'.
positive
Usually yes, the 1st ion is a cation and the second an anion in an ionic compound. I.e. Sodium chloride consists of Na+ bonding to Cl-
There are no atoms in NaCl . (Sodium Chloride) . They are all combined together as ions. Na^(+) & Cl^(-) The ratio of positive ion to negative ions is 1:1 NB An atom is an neutral (uncharged) species. An ion is an atom that has lost or gained electrons, and thereby becoming a charged species.
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