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magnesium :)
Zinc is usually combined with other elements.
H2 is a molecule of hydrogen, which is an element. In nature, hydrogen exists as a molecule, with two atoms combined. H2 and H have identical properties because only one element is represented in their atomic structures. I hoped this helped you!
Hydrogen is an extremely abundant element and can be found just about everywhere. In its diatomic elemental form, hydrogen can be found in the atmosphere as well as in stars. However, it is a moderately reactive element and can be found in molecules ranging from water (hydrogen dioxide) to nucleic acids.
Aluminum is abundant in the earth's crust, however it does not occur by itself in nature. All of the aluminum in nature is found combined with another element or compound.
Sulfur
Mercury is a natural element. It is not man made or combined in nature. It is not a compound.
magnesium :)
Platinum usually exists uncombined in nature or alloyed with iridium.
Sulfur is not a highly reactive element under ordinary condition.
Sulfur is not a highly reactive element under ordinary condition.
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No, Hydrogen gas is the diatomic element H, so it appears in nature as H2. The most common form of Hydrogen combined with Oxygen is H2O, or water.
An element occur in nature as a pure element or as a compound.
Yes, carbon is always combined with something in nature
potassium is a natural element and found inn several minerals in earth . but it can not exist free in nature.
combined form