Hydrogen is one of the most important elements of the sun. It takes up 92% of the suns figure. It is also has an atomic number of 1; so it has one protron.
Helium is also one of the big elements that make the sun also. It takes up 7.8% of the sun, and has an atomic number of two
The sun has a lot of other little atoms. In the other .2% of the sun, oxygen takes up the biggest amount, and right behind that is carbon. Neon and nitrogen take about 1/6 together, and Iron, magnesium, silicon, and sulphur take up about 1/8(looking at the circle diagram down there).