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No US nickels have ever been struck in copper. The alloy they're made from contains copper but it's not enough to give the coins a copper color. Your coin was probably discolored due to dirt, exposure to heat or chemicals, or some other contaminant.
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∙ 9y ago
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What is the metal composition of five cents of US of 1988?
The metal composition of a US five cent coin (nickel) minted in 1988 is 75% copper and 25% nickel.
Why wouldn't Nickel replace copper in copper II sulfate?
Nickel cannot replace copper in copper II sulfate because nickel is higher in the electromotive series than copper.
What is a 1949 nickel made of?
A 1949 nickel, also known as a Jefferson nickel, is made of 75% copper and 25% nickel. It has a weight of 5 grams and a diameter of 21.2mm.
Is a nickel less dense than a dime?
Both nickels and dimes are composed of Copper and Nickel. A dime, however, is 91.67% Copper and 8.33% Nickel, while a nickel is 75% Copper and 25% Nickel. Since Copper is a bit denser than Nickel, and a dime contains relatively more Copper, than a dime would be denser than a nickel.
What happens when nickel is put in a copper (II) sulfate solution?
When nickel is put in a copper (II) sulfate solution, a displacement reaction occurs where the nickel replaces the copper in the solution. This results in the formation of nickel sulfate and copper metal deposits on the surface of the nickel.
How much silver is in a 5 dollar 1988 commemorative space shuttle?
The 1988 commemorative space shuttle coin is a silver dollar coin that contains 0.7734 ounces of silver.
What kind of metal are nickels dimes and quarters made of?
Nickels are made of a mix of copper and nickel, dimes and quarters are made of a combination of copper and nickel with a copper core.
Is nickel a better conductor than copper?
No, copper is a better conductor of electricity than nickel. Copper has a higher electrical conductivity than nickel, making it a more efficient material for conducting electricity.
What is the nickel 5 cents coin made of?
The nickel 5 cents coin is made of a combination of copper and nickel, with 75% copper and 25% nickel. It gives the coin its characteristic silver color.
How does the nucleus of a copper atom compare to the nucleus of a nickel?
copper has more protons than nickel
What is the value of 1988 silver half dollar?
Look at the coin's edge. It's not silver, it's copper-nickel. All copper-nickel half dollars dated 1971 and later are only worth 50¢ if they're in circulated condition. Uncirculated, perhaps a dollar.
What is the 1988 space Shuttle Discovery 5 dollar coin made of?
The coins are copper-nickel and made in the Marshall Islands.
