Question

elements in the same group have similar properties. what element is in the same group as copper (cu)? silver (au) iron (fe) nickel (ni)

Explanation:

Elements in the same group of the periodic table have similar properties. Copper (Cu), silver (Ag - not Au as silver's symbol is Ag), iron (Fe), and nickel (Ni) are considered. Copper and silver are in Group 11 of the periodic table and have similar electronic - configuration in their outermost shells which gives them similar chemical properties.

Answer:

None of the given options are correct as silver's symbol is Ag not Au. If the option was silver (Ag), it would be the correct answer.