Structure for chan? Since nitrogen counts as half a carbon the number of hs if saturated is 2(6.5)+2=15. Number of missing hs is 15-7=8 ·E| ements of unsaturation is8÷2=4. > Chapter 7Chapter 7 9 Structure for C6H7N? • Since nitrogen counts as half a carbon, the number of H’s if saturated is 2(6.5) + 2 = 15. • Number of missing H’s is 15 – 7 = 8. • Elements of unsaturation is 8 ÷ 2 = 4. =>