Term: Nickel, Description: Chemical element with atomic number 28, Question: Is nickel dominant material in US 2020 nickels?, Answer:No
Fact1: Nickels have been made of various materials including silver in the 1940s. Fact2: Nickels in 2020 are made from a mix of copper and nickel. Fact3: 2020 nickels are 25% nickel and 75% copper. 