Question

4
(c) The family of elements to which sodium belongs ...
e)the element which has the highest I.P.
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Answer 1

Answer:

(c) As we begin our exploration of the third period of the periodic table, we find the element sodium (Na). Being in the first column, sodium is a member of the alkali metal family with potassium (K) and lithium (Li). Sodium's big claim to fame is that it's one of two elements in your table salt.