Which transition metal group is known as coinage metals?
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → group of Cu
The coinage metals are the elements of Group 11: copper, silver and gold. They are fairly unreactive, resist corrosion and can be worked easily, so they were used for making coins for centuries.
NCERT (2026-27 edition):
Some Applications of d- and f-Block Elements
