Of the following elements, ________ is the only one that cannot be found in nature in its elemental form. Cu
Hg
Au
Ag
Na
A)Cu
B)Hg
C)Au
D)Ag
E)Na

Question

Quizplus · Accepted Answer

Sodium (Na) is the only element in the list that cannot be found in nature in its elemental form. It is highly reactive and readily combines with other elements to form compounds such as sodium chloride (table salt). The other elements listed - Cu (copper), Hg (mercury), Au (gold), and Ag (silver) - can all be found in nature as pure elements.

Of the Following Elements, ________ Is the Only One That