No, wood is made from many different atoms. Like most living organisms on Earth, wood is largely composed of Carbon, Oxygen, and Hydrogen atoms. It contains relatively small amounts of many other atoms such as Nitrogen, Sodium, Potassium, Phosphorus, Calcium, Iron, etc.
A molecule of of water contain 3 atoms.
There are three carbon atoms and three oxygen atoms in each pyruvate molecule.
There are 5 atoms of carbon in a xylose molecule.
The formula of maltose is C12H22O11 , it has 12 Carbon atoms (and by the way also 12 Oxygen atoms (not 12!) in its molecule).
There are three oxygen atoms in a molecule of ozone (O3).
There are 2 oxygen atoms in 1 molecule of oxygen.
A molecule of of water contain 3 atoms.
There are three oxygen atoms in the molecule HNO3.
A molecule of serotonin has 26 atoms in total.
There are two atoms of Hydrogen in the molecule.
There are four hydrogen atoms in an ethanal molecule, CH3CHO.
A molecule contain atoms.
There are three carbon atoms and three oxygen atoms in each pyruvate molecule.
A molecule consists of many atoms. When you have a hydrogen molecule, or whatever other type of molecule for that matter, you have many hydrogen atoms that make it.
There are two atoms of hydrogen in a molecule of H2O2.
There are 5 atoms of carbon in a xylose molecule.
Two atoms in the formula unit (not molecule): Na and Cl.