Hydrogen is one of the most abundant gasses it is natural
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.
helium
Trinitrotoluene is man made.
Nylon is not 'found' anywhere in nature - it is a man-made substance.
Hydrogen is not a man-made element but one that exists in nature naturally. It was discovered by Henry Cavendish in in 1766. So the question of "who made the hydrogen" atom is more philosophy then science.
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.