Explain the types of pure substance in detail in 80 words
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Answer:
Any substance is said to be pure if and only if it is made up of single type of particles means all the particles of that substance should be of same chemical nature. For example water, sugar, salt, Sodium, Tin etc. There are two types of pure substances that are Elements and Compounds.
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Answer:
Pure substances are substances that are made up of only one kind of particles and has a fixed or constant structure.
Pure substances are further classified as elements and compounds.
An element is a substance that consists of only one type or kind of atom. An element is a pure substance as it cannot be broken down or transformed into a new substance even by using some physical or chemical means. Elements are mostly metals, non-metals or metalloids.
Compounds, on the other hand, are also pure substances when two or more elements are combined chemically in a fixed ratio. However, these substances can be broken down into separate elements by chemical methods.
Characteristics and Properties Of Pure Substances
- Pure substances are mostly homogeneous in nature containing only one type of atoms or molecules.
- These substances mainly have a constant or uniform composition throughout.
- The substances have fixed boiling and melting points.
- A pure substance usually participates in a chemical reaction to form predictable products.
Examples of Pure Substances
All elements are mostly pure substances. A few of them include gold, copper, oxygen, chlorine, diamond, etc. Compounds such as water, salt or crystals, baking soda amongst others are also grouped as pure substances.
Explanation:
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