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Is Hf a homogeneous pure substance element?
Yes. It is number 72 on the periodic table.
Why is gold found as gold metal but aluminium is found as aluminium oxide?
Gold is a very unreactive element, so it occurs as gold metal in nature. However, aluminum is more reactive, and so it occurs in aluminum ore (aluminum oxide) in nature, not as aluminum metal.
Which of the elements exists as free metal in nature?
Examples of elements that exist as free metal in nature include gold, silver, and copper. These elements are often found in their metallic form in the Earth's crust and are relatively unreactive.
Is all the elements on the periodic table found in nature?
Absolutely not. The vast majority are found in a combined state in nature. Iron is not found as metal but always as an ore of mixed oxides etc. The halogens and all group 1,2,3 metals are always found combined etc.
Scandium a metal or is it a non metal substance?
Scandium is a metal.
How may the reaction with oxygen be used to distinguish a metal from a non metal?
When a metal reacts with oxygen, it forms a metal oxide which is basic in nature. This can be distinguished from a non-metal oxide, which is acidic in nature. This difference in the nature of oxides can be used to identify whether a substance is a metal or non-metal.
Which term describes a metal found in an uncombined form?
The metal would be known as an elemental. Metal is most commonly found in nature as an ore, a mixture of the metal and other elements. Most metals are not found in their elemental form, copper being one of the exceptions.
Is Hf a homogeneous pure substance element?
Yes. It is number 72 on the periodic table.
Is sulfur an organic or inorganic substance?
Sulfur is an inorganic substance. It is a non-metal element that is commonly found in nature in its elemental form or as sulfide minerals. Organic compounds contain carbon-hydrogen bonds, which sulfur does not have.
Is calcium a metal mettaloid or nonmetal?
Calcium is a metal. It is a reactive alkaline earth metal that is commonly found in nature in various compounds.
What natural substance attracts metal?
a magnet Actually named magnetite, but it is a natural magnet.
What is a metal rhymes with skin that's in a mineral?
Tin is a metal that rhymes with skin and is found as a mineral in nature.
Is Mercury gravity?
No Mercury, either the metal or the planet is not equal to gravity. Gravity is a force of nature, not a planet or a substance.
Would you expect to find lithium as an uncombined element in nature?
No, lithium is very reactive metal and you would expect it find it as one of the ions ion present in minerals.
What is a metal ability?
they can react by loosing electrons. they also are never found uncombined in nature.
How would you test a substance to see if it was metal?
See if it can carry a charge.
Fuse to ECU melted in fuse panel of 99 Tahoe replaced fuse and car runs fine what would cause the fuse to melt what would you adivse to do next?
A FUSE IS A SUBSTANCE OR METAL THAT CONTROLS ELECTRICITY A FUSE IS A SUBSTANCE OR METAL THAT CONTROLS ELECTRICITY A FUSE IS A SUBSTANCE OR METAL THAT CONTROLS ELECTRICITY
