Chemistry

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  • Created by: annabelzj
  • Created on: 22-05-14 19:17
Metals reacting with water
Potassium, sodium, lithium and calcium all react with water. They all release hydrogen gas. Potassium floats and catches fire. Sodium floats and can be lit with a splint. Calcium's reaction is less vigorous, and lithium floats and fizzes.
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Rusting
Iron and Steel rust when in contact with water and oxygen. Rust faster in salty water/ acid rain.
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Metals reacting with oxygen
They form a metal oxide. When cut, they lose their luster very quickly and go from shiny to dull.
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Element
Made from its own type of atom. you cant split it into anything simpler. Own symbol and properties.
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Compound
Mixture of 2 or more elements. Properties are very different from the elements they're made from.
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Properties and Uses
Potassium is vital to life. keeps your heart, kidneys and nerves working. There are 111 elements.
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Other cards in this set

Card 2

Front

Rusting

Back

Iron and Steel rust when in contact with water and oxygen. Rust faster in salty water/ acid rain.

Card 3

Front

Metals reacting with oxygen

Back

Preview of the front of card 3

Card 4

Front

Element

Back

Preview of the front of card 4

Card 5

Front

Compound

Back

Preview of the front of card 5
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