Pure Substance.Hg stands for mercury. A pure substance is made of only one type of atom or molecule. Since mercury is an element, it is a pure substance.
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.
it is a pure substance.... not
Methane is a pure substance.
Helium is pure as it is on the periodic table.
pure substance
No, anything with atoms of a single element is a pure substance. For example (DO NOT TRY IT), but JUST picture a glass filled with mercury (Hg). if there are only Hg molecules, then it is a pure substance.
Pure Substance.Hg stands for mercury. A pure substance is made of only one type of atom or molecule. Since mercury is an element, it is a pure substance.
Mercury is an element and therefore a pure substance.
Mercury is pure. On the periodic chart of elements it is listed as element number 80 and is represented by the symbol "Hg."
Mercury is a "pure substance" in the sense that is an naturally occuring element on the Periodic Table. However, it can combine with some other elements in nature and so may not be found in its pure form. cinnabar (HgS) is a common form. That's 1 Mercury atom + 1 Sulfur atom.
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Liquid mercury is a pure element its formula is Hg.
mercury Hg
pure substance, propanone
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.