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.
No. It is a compound made of hydrogen and oxygen. An element is not made of any other elements.
helium is made
hydrogen has only one proton and one electron. it is the lightest element and is a pure element, which means hydrogen is made of one type of atom (in this case hydrogen atoms)
Hydrogen.
hydrogen and helium.
Hydrogen iodide is not an element, but a compound made out of hydrogen and iodine. It is a polar covalent compound.
No, Hydrogen is an element and hydroxide is a compound made by oxygen and hydrogen (OH-)
carbon, hydrogen, oxygen
oxygen an hydrogen
Hydrogen is the most abundant element in the universe.
It is not technically 'made of' any elements as it is the element Hydrogen already.
Water is made up of hydrogen and oxygen. Hydrogen is the lightest and most abundant chemical element.