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The way you phrase that is a little dubious because no mixture is a 'pure substance'. However, compounds like iron sulphide that are actually bonded together areconsidered pure substances. The elements of a mixture are not united by a chemical change and can (in theory) be separated.
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∙ 13y ago
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Is iron a mixture or a pure substance?
Iron is an element, so it is a pure substance.
Are iron filings a compound mixture or element?
pure substance
Is sulfur a pure substance?
pure substance
Is partially molten iron a pure substance or a mixture?
Molten Iron is not a mixture because it is still iron. Melting is a physical change meaning that the chemical makeup of the iron is not changed. Its still the element iron.
Is chromium a pure substance or mixture?
Pure substance.
Is sulfur dioxide a mixture?
No. Sulfur dioxide is a compound, which makes it a pure substance, not a mixture.
Is sulfur a heterogeneous or homogeneous mixture?
Sulfur is not a mixture at all. It is a pure substance. Specifically it is an element.
Is iron filling a pure substance or a mixture?
Mixture
Is iron fillings a pure substance or a mixture?
Mixture
Is iron is a pure substance or mixture?
Iron is a pure substance. It's an element (Fe) and a bar of Iron is no mixture. If it was pure iron, then by definition it would be pure. However iron is rarely pure, it is usually in alloy with something.
Is sulphur a pure substance or a mixture?
Sulfur is an element. Elements are not mixtures.
Is sulphur a mixture or a pure substance?
Sulfur is an element. Elements are not mixtures.
Is iron a mixture or a pure substance?
Iron is an element, so it is a pure substance.
How are a mixture and a pure substance alike?
They are not alike in any way, Because of the carbonic sulfur.
Is iron a homogeneous mixture?
If it is pure iron then it is considered to be a homogeneous mixture. Homogeneous is when a substance is the same thing throughout.
Is sulfur a pure substance?
pure substance
Are iron filings a compound mixture or element?
pure substance
