US Coins
Metal and Alloys

What metals are in pennies?

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Answered 2007-09-29 21:15:41

Older pennies were made of copper. Newer ones are made of zinc coated with copper.

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Do pennies rust in water vinegar and bleach?

A mixture of water, vinegar, and bleach is corrosive to most metals. If pennies are placed in it, the copper will oxidize. Rusting is a term only applying to the oxidization of iron, not other metals. The pennies will look a lot cleaner and the liquid will turn blue. If you leave the pennies in the mixture too long, holes may start to form in them.

Is a penny an magnet?

No. Pennies were made of copper (Now US pennies are made of copper plated zinc) Magnets are made of iron or other ferro-magnetic metals.

Why do pennies conduct electricity?

Metals are electrical conductors because they have free moving electrons.

What does it mean if vinegar breaks down pennies?

This is because vinegar is an acid and acids react with metals and a gass will be produced. so- VINEGAR +PENNIES (COPPER) = GAS

What metals are found in newer pennies?

zinc. It's a lot less valuable than copper.

Why don't pennies stick to magnets?

The metals that compose a penny, zinc and copper, aren't magnetic.

If copper turns green from oxyegen gas why don't pennies turn green?

Pennies are not made of pure copper, they are an alloy of copper and other metals to prevent them from tarnishing green.

Whats the difference between earlier pennies and later pennies?

older pennies contain more copper, a valuable metal. Newer pennies still contain metals worth more than 1 cent but not as much as older pennies. Wheat pennies are an example. They were minted from 1909-1958 and are made of 95% copper. One exception is the steel penny, minted in 1943 to reserve copper for ammo in World War 2.

Why do pennies nickels dimes and quarters sound different?

They sound different because they are different sizes and made of different metals.

What metals were used in 1964 for pennies?

In 1962 the composition of the Lincoln Cent was changed from 95% copper and 5% tin and zinc to 95% copper and 5% zinc. This new alloy was in use when the 1964 pennies were minted.

What is the color of a penny?

"Pennies" - US and Canadian cents, British pennies, and EU 1 e-cent pieces - are made of different metals but all are copper plated so they have the traditional copper color associated with the denomination.

Is a penny a conductoror an insulator?

Pennies are coins. Coins are usually made out of metals. Metals are good conductors of electric currents, as well as good conductors of heat.

What metal are coins made from?

Different coins are made of different metals and some coins are laminated layers of different metals. Some of the metals that have been used are:coppersilvergoldnickelbrassbronzezinc (used as core of modern US pennies)etc.

How many pennies are in 1dollar?

There are 100 Pennies in a Dollar. >> and 5 Pennies in a Nickel. >> and 10 Pennies in a Dime. >> and 25 Pennies in a Quarter. >> and 50 Pennies in a Half Dollar.

How many ways can make 13 cents?

13 pennies. 2 nickels 3 pennies 1 dime 3 pennies 8 pennies 1 nickel 9 pennies 4 pennies 12 pennies 1 pennies

How do you use pennies in a sentence?

pennies can be best used as such. How many pennies do you have?

Why do some pennies in a jar corrode and others don't?

There could be several reasons. 1. Some may be in contact with water. 2. Some may be scratched. 3. Coinage metals are sometimes changed. Pre-1992 British decimal pennies were bronze but now they are copper plated steel. 4. Some may be in contact with different metals, forming a couple which can sometimes accelerate corrosion.

How many pennies are in a ton?

There are 307,087.5 pennies in one ton of pennies

What is the plural possessive of pennies?

Pennies' is the plural possessive of pennies

How many pennies is equal to 100?

100 pennies = 100 [pennies].

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