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To be pure, it has to be only one element.
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What are a pure substances whose smallest unit is made of atoms of more than one element?
Compound
What are the simplest pure substances that can not be broken down into any other substance?
substances that cannot be broken down chemically into other substances are
Why the compound is referred to as a pure substance?
A compound is still a type of pure substance because of its number of particles. In order to be a pure substance, something needs one particle, and even though a compound is made of multiple elements, it still has a single particle.
Can you convert a mixture to a pure substance?
Only if it is a compound, as a compound is a pure substance that can be broken down into simpler pure substances by chemicalmeans. The decomposition of a substance is a chemical process that breaks down a compound into simpler substances or its constituent elements. So, by definition, the answer is yes. However, if the pure substance was an element, the answer would be no. An element is a pure substance that cannot be broken down into any simpler substances by chemical means. It is a pure substance in which every atom present has the same atomic number.
What are the characteristics of a subtances and mixtures?
The components of a mixture are not chemically combined and do not have a definite composition. A pure substance is either an element or a compound (in which case it is composed of elements that are chemically combined) and has a definite composition.
Does potassium contain sulfur?
Potassium is an element. Elements are pure substances. They don't "contain" anything.
Why is an atom different from and element?
Element are the pure substances that contain atom of same kind. Atoms are fundamental particles of matter.
Which element is not a pure element?
All elements are pure substances.
Is a filtrate pure?
A filtrate doesn't contain insoluble substances but can contain soluble substances.
Are pure substances made of one element?
how doesn the position of the element in the perriodic table effect the way it is processed from one to pure substances
Does neon gas contain one kind of atom?
its a pure substance.......an element in the periodic table.........it does not have covalent bonds with other substances........
Are the elements on the periodic table a pure substance?
No, as made obvious by the question itself - an element cannot "contain 2 or mroe elements"; that would defy the point of it being a single and unique element. A pure substance containing two or more elements would have to be a pure compound, and good examples are water, hydrochloric acid, ammonia and carbon dioxide.
What is one difference between mixtures and pure substances?
A mixture contain two or more pure substances.
What is a pure substance that cannot be broken into a simpler substance?
Not: atoms The answer is an element
How do you categorize materials as pure substances or mixtures?
A pure substance contain only one type of molecule. A mixture contain two or more substances.
Is an element is a pure substance?
Yes, an element is a pure substance. An element is composed of only one type of atom. There are no other substances in it. So an element is a pure substance.
Is every pure substance an element?
No. Pure substances include elements and compounds.
