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Rusting and Corrosion

memorize.ai (lvl 286)

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Section 1

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Why do electrolytes speed up rusting?

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Rust

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Last updated

4 years ago

Date created

Mar 1, 2020

Cards (9)

Section 1

(9 cards)

Why do electrolytes speed up rusting?

Front

They increase the rate at which electrons are transfered, a process necessary in rusting

Back

Define corrosion

Front

The formation of a compound on the surface of a metal

Back

What two compounds are needed for rusting?

Front

Water and oxygen

Back

What is rusting?

Front

A form of corrosion and oxidation

Back

General formula for rusting =

Front

metal + oxygen ... metal oxide

Back

Do more reactive or less reactive metals corrode faster?

Front

More reactive metals

Back

Is rusting a chemical or physical reaction?

Front

Chemical reaction

Back

iron + water + oxygen...

Front

hydrated iron (III) oxide aka rust

Back

What increases the rate of rusting?

Front

Electrolytes such as acids and salts

Back