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elements, but they are not unique to Earth.
"Pure" is a relative term.
The purest element you are likely to encounter is the silicon used to make transistors ans ICs, even with the dopant impurities added to create the components this silicon is much purer than any other material that is readily available.
What else can I help you with?
Is sodium a pure substance or mixture?
Sodium (Na) is a pure substance, listed on the Periodic Table. Table salt however, is Sodium Chloride (NaCl), which is not a pure substance
Is CaCl2 a pure substance or mixture?
CaCl2 is a pure substance. It is a compound made of calcium and chlorine in a fixed ratio.
Is Chromium a pure substance?
chromium can be pure or it can be in its natural state
Is ethanol a mixture or a pure substance?
Ethanol is a pure substance, but it is rare to encounter it pure. Laboratory alcohol usually contains small amounts of water and methanol. Alcoholic drinks contain large quantities of water, as well as flavourings.
Is KCl a mixture or pure substance?
Potassium is a metallic element and a member of the Alkali Metal group, it has the symbol K which is derived from its old name of Kalium.
Is simplest pure substance a compound?
no, because the simplest form of substance are elements
What substance has the simplest pure substance with a fixed composition?
You think probable to a pure stoichiometric compound.
Is the simplest pure substance a compound?
no, an element
What is the simplest substance found on earth?
the simplest substance is air
Is earth a pure substance or a mixture?
a mixture!
What does the word pure mean in science terms?
Pure implies that a substance is without any impurities.
Is a piece of pure gold pure substance?
Well any pure *insert element* is a pure substance. If it contains 100% of a substance, it is pure. If you're talking about a gold bar, pretty much no gold exists on Earth that doesn't contain some "contaminant"
The simplest pure substance is called what?
The simplest pure substance is called an element. Elements are made up of only one type of atom and cannot be broken down further by chemical means. Examples of elements include oxygen, carbon, and gold.
Is acetone a pure substance or mixture?
pure substance, propanone
Is a tin a pure substance?
Pure substance
Is a lemon a pure substance?
it is a pure substance.... not
Is Methane a mixture or a pure substance?
Methane is a pure substance.
