becoz it contain only one types of atoms.
No a mixture is by definition not a pure substance.
An element is a pured substance and a pure substance is a material
Pure substance can be identified as either elements or compounds. Some examples of pure substance that are elements are sulfur and tin. Pure substances that are compounds are sugar and salt.
Elements
A compound is 2 elements chemically combined, though it is unseparatable, it is made up of 2 or more elements. But since a compound cannot be broken down into elements, after the elements are chemically combined, that makes a compound a pure substance
The two types of pure substance are elements and compounds The two types of pure substance are elements and compounds
If it is a pure substance, than only one! Now that pure substance may contain many different elements (as many elements can make up a single pure compound), but a pure substance means only one compound.
Yes,elements and compounds are pure substance.
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Neon is a pure substance. Elements and compounds are pure substances; mixtures are not.
It tells you the elements and the proportions of those elements that are present to make the pure substance.
The two types of pure substance are elements and compounds The two types of pure substance are elements and compounds