nickel

cobalt$\longleftarrow$ 28 $\longrightarrow$copper

Pronunciation

• enPR: nĭk'əl, IPA ^(key): /ˈnɪk.əl/

• Audio (US)

  (file)

• Hyphenation: nick‧el

Noun

Singular nickel

Plural nickels

1. (countable); (US) A nickel is a coin that is worth five cents.
2. (uncountable) Nickel is an element in chemistry. It has a symbol of Ni and an atomic number of 28.

• 
  An American nickel
• 
  Pure nickel
• 
  Nickel's place on the periodic table
• 
  The electron shell diagram for nickel