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Rust- Mrs. Sur 2018

memorize.ai (lvl 286)

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15 cards

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Section 1

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Salt water

Front

1 / 15

Rust

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Last updated

6 years ago

Date created

Mar 1, 2020

Cards (15)

Section 1

(15 cards)

Salt water

Front

accelerates rusting process

Back

Iron nail with copper coil in room-temp water

Front

The nail has slight rusting but the metal coiled around it has little to no change as it has low reactivity

Back

Galvanising

Front

Coating the surface of a metal with a layer of zinc that will serve as a barrier to air and water and as a result, prevent rusting.

Back

Iron nail in boiling water

Front

The nail is slightly rusted and there is lots of iron oxide powder on the bottom of the test tube

Back

Iron nail in room-temp water covered by oil

Front

Little visible rust on the nail and water is yellowish colour

Back

Oxidising Agent

Front

Element or compound that gains electrons and is reduced in chemical reaction.

Back

Rusting

Front

The corrosion of iron and steel when in contact with air (oxygen) and moisture (water). Turns metal an orangey-red color.

Back

Fe2O3 + xH2O

Front

chemical formula for rusting

Back

Iron + Oxygen + Water → Hydrated Iron (III) Oxide

Front

word equation for rusting

Back

Iron nail with magnesium coil in room-temp water

Front

Coil turns black because of oxidation as it implemented sacrificial protection and nail is slightly rusted

Back

Iron nail in room-temp water

Front

The nail is rusty

Back

Reducing Agent

Front

Element or compound that loses electrons in a chemical reaction.

Back

Barrier Method

Front

Coating the surface of a metal with paint, oil, grease, or a less reactive metal.

Back

Iron nail in calcium chloride

Front

No visible change to the iron nail

Back

Sacrificial Protection

Front

Coating a metal's surface with a more reactive metal.

Back