Difference between revisions of "Mixture"
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| style="height:20px; width:200px; text-align:center;" |A [[mixture]] of [[compound]]s. | | style="height:20px; width:200px; text-align:center;" |A [[mixture]] of [[compound]]s. | ||
| style="height:20px; width:200px; text-align:center;" |A [[mixture]] of a [[compound]] and an [[element]]. | | style="height:20px; width:200px; text-align:center;" |A [[mixture]] of a [[compound]] and an [[element]]. | ||
− | | style="height:20px; width:200px; text-align:center;" | | + | | style="height:20px; width:200px; text-align:center;" |A [[mixture]] of a [[compound]] and an [[element]]. |
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Revision as of 15:01, 23 September 2018
Contents
Key Stage 2
Meaning
A mixture is when two or more different substances are in the same place or are part of the same object.
About Mixtures
- Many materials are mixtures of different substances.
- Mixtures can usually be separated, but sometimes it is very difficult to do.
- Mixing is reversible change. Once two substances are mixed they can usually be separated again.
Examples
Sea Water | Muddy Puddle | Beach |
Seawater is mixture of salt and water. | This puddle is a mixture of mud and water. | The beach is a mixture of sand and pebbles. |
Key Stage 3
Meaning
A mixture is two or more different substances that found in the same place but not chemically bonded to each other.
About Mixtures
- A mixture can be made of different elements or it can be made of different compounds.
- Mixtures can be separated without a chemical reaction.
Examples
A mixture of elements. | A mixture of molecular elements. | A mixture of three different elements. |
A mixture of compounds. | A mixture of a compound and an element. | A mixture of a compound and an element. |