The dot and cross diagram shows that a water molecule is made up of one oxygen atom joined to two hydrogen atoms, so the formula of water is H 2 O. A nitrogen molecule is made up of two nitrogen ...
If you would like to learn more about the IAEA’s work, sign up for our weekly updates containing our most important news, multimedia and more.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback