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The acetic acid removes the oxide on the metal, brightening it. The process is used, in a much more sophisticated and controlled manner to clean metal industrially, prior to plating etc; and is actually called "pickling"!

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How can I clean pennies using vinegar?

To clean pennies using vinegar, create a mixture of vinegar and salt. Soak the pennies in the mixture for a few minutes, then scrub them gently with a soft brush or cloth. Rinse the pennies with water and dry them thoroughly. The vinegar helps to dissolve the tarnish on the pennies, making them shiny again.


What happens when you combine vinegar and salt to clean pennies?

When vinegar and salt are combined to clean pennies, a chemical reaction occurs that removes the tarnish on the coins. The acidic vinegar breaks down the tarnish while the salt acts as a mild abrasive to help scrub away the debris. This process can restore the shine and luster of the pennies.


What juice cleans copper pennies best?

A mixture of vinegar and salt can effectively clean copper pennies. The acid in vinegar helps to dissolve the tarnish on the pennies, while the salt acts as a mild abrasive to help scrub away dirt and grime. Dip the pennies in the vinegar and salt solution, then rinse with water and dry thoroughly.


What removes tarnish on pennies?

Vinegar, lemon juice, or a paste made of salt and vinegar can effectively remove tarnish on pennies. Simply soak the pennies in the solution for a few minutes, then gently rub them with a cloth or toothbrush to reveal the shiny surface.


Which liquid cleans pennies the best?

A mixture of vinegar and salt or a paste made of lemon juice and baking soda are both effective at cleaning pennies. These acids and abrasives can help to remove the oxidation and dirt from the surface of pennies, leaving them shiny and clean.

Related Questions

How can I clean pennies using vinegar?

To clean pennies using vinegar, create a mixture of vinegar and salt. Soak the pennies in the mixture for a few minutes, then scrub them gently with a soft brush or cloth. Rinse the pennies with water and dry them thoroughly. The vinegar helps to dissolve the tarnish on the pennies, making them shiny again.


What happens when you combine vinegar and salt to clean pennies?

When vinegar and salt are combined to clean pennies, a chemical reaction occurs that removes the tarnish on the coins. The acidic vinegar breaks down the tarnish while the salt acts as a mild abrasive to help scrub away the debris. This process can restore the shine and luster of the pennies.


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 cleans pennies best?

Vinegar.


What household cleaner cleans pennies?

vinegar


Why do pennies get shiny after being soaked in vinegar?

Because the chemicals in a penny react with the vinegar


What will a penny do in vinegar after 30 minutes?

If you have any tarnished pennies in your penny jar, you can easily clean them in vinegar. If you leave your pennies in white vinegar and salt for about 30 minutes and they will come out shiny and pretty clean. Be sure to rinse the vinegar off.


What are some liquids that are effective when cleaning pennies?

vinegar


What juice cleans copper pennies best?

A mixture of vinegar and salt can effectively clean copper pennies. The acid in vinegar helps to dissolve the tarnish on the pennies, while the salt acts as a mild abrasive to help scrub away dirt and grime. Dip the pennies in the vinegar and salt solution, then rinse with water and dry thoroughly.


How does vinegar clean pennies?

vinegar is acetic acid so it 'eats' away the coating of the penny cleaning it.


What kind of liquid cleans pennies faster?

Vinegar with salt.


What is created when a penny sits in a paper towel wrapped in vinegar?

Pennies get dull over time because the copper in the pennies slowly reacts with air to form copper oxide. Pure copper metal is bright and shiny, but the oxide is dull and greenish. When you place the pennies in the vinegar solution, the acetic acid from the vinegar dissolves the copper oxide, leaving behind shiny clean pennies.