We can make xenon (and we do in nuclear reactors - but not on purpose). But this inert or noble gas is found in the atmosphere in very small quantities (trace amounts). A link can be found below.
It is synthetic; also known as "man-made".
Elements found in nature are referred to natural elements, as opposed to synthetic, which are man made.
No, nylon is a synthetic polymer made from petroleum products. It is not found in nature and is produced through chemical processes in laboratories or factories.
Neodymium is a natural element and a rare-earth metal that can be found in the Earth's crust. It is not man-made.
Hydrogen peroxide can be found in nature in trace amounts, mainly in the atmosphere and in some plants as a byproduct of photosynthesis. However, the hydrogen peroxide used in commercial products is typically manufactured through a chemical process.
it is fount in nature.
Nobelium is a man made chemical element.
No, it is not.
helium
Trinitrotoluene is man made.
Xenon is an element and, being an element, it cannot contain any compounds - man-made or natural.
Nylon is not 'found' anywhere in nature - it is a man-made substance.
Every element found on the Periodic Table can be found in a natural environment. None are man-made. Only compounds can be man-made.
It is synthetic; also known as "man-made".
Neon is found in nature, specifically, it is a small part of the Earth's atmosphere.
Elements found in nature are referred to natural elements, as opposed to synthetic, which are man made.
No, nylon is a synthetic polymer made from petroleum products. It is not found in nature and is produced through chemical processes in laboratories or factories.