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zinc. It's a lot less valuable than copper.
Wiki User
∙ 13y ago
Wiki User
∙ 15y agocopper, zinc, and tin
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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.
What is the element found in pennies and wires?
Copper
True or false the composition of a penny is 97.5 percent zinc and 2.5 percent copper?
True and False. If the coin is dated 1983 and newer, it is indeed 97.5% zinc and 2.5% copper. However, if it is dated 1981 and earlier, then it is 95% copper. During 1982, the US Government decided that pennies were too expensive to make with so much copper. So they decided to use zinc, with is strong and also cheaper. These newer pennies are only coated with copper. One can easily decide the content by its weight. The newer zinc pennies weigh only 2.50 grams, whereas the older copper-rich pennies weigh 3.11 grams.
The elements known as the alkali metals are found in Group?
The elements known as alkali metals are found in group I
Where are metals formed?
Metals are usually found in the Earth's crust, in the form of ores.
Why do the new pennies have less mass than the old pennies?
The newer pennies have a different proportion of metal
Is the Canadian penny magnetic?
The newer Canadian pennies are magnetic . Ex. 2007 and 2008 pennies are magnetic . the older pennies are not Ex. 1989.
What Metals were used in the 1943 Wheat Pennies?
Steel-plated zinc.
How do you use pennies in a sentence?
pennies can be best used as such. How many pennies do you have?
What are the differences between older pennies and newer pennies?
The metal content may have changed. Sometimes they change the design. For example, Canadian pennies through the years have updated portraits of HRH Queen Elizabeth II.
What metals have been used to make modern US pennies?
Zinc and Copper.
What is the singular of pennies?
The singular of pennies is penny. As in "I found a penny on the floor".
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.
Are metals found in the ground?
yes metals are found in grounds...!
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
