$H=1$

$He=4$

$Li=7$

$Be=9$

$B=11$

$C=12$

$N=14$

$O=16$

$F=19$

$Na=23$

$Mg=24$

$Al=27$

$Si=28$

$P=31$

$S=32$

$Cl=35,5$

$K=39$

$Ca=40$

$Cr=52$

$Mn=55$

$Fe=56$

$Cu=64$

$Ni=59$

$Zn=65$

$Br=80$

$Rb=85$

$Sr=88$

$Pd=106$

$Ag=108$

$Sn=119$

$I=127$

$Cs=133$

$Ba=137$

$Au=197$

$Hg=201$

$Pb=207$

$\begin{array}{|l|c|c|}\textbf{Lo^^^^1ea1i h^^^^1ee3p ch^^^^1ea5t} & \textbf{Li^^ean k^^^^1ebft h^^^^1ea5p th^^^^1ee5} & \textbf{S^^^^1ed1 s^^f3ng h^^^^1ea5p th^^^^1ee5 \lparen cm}^{-1}\textbf{\rparen} \\ \text{R-O-H}\quad(\text{alcohol, phenol}) & \text{O-H} & 3650-3200 \\ \text{R-NH}_2,\text{R}^1\text{-NH-R}^2(\text{amine}) & \text{N-H} & 3500-3200 \\ \text{R}-\underset{\underset{\text{O}}{\parallel}}{\text{C}}-\text{O}-\text{H}(\text{c arboxylic acid}) & \begin{array}{c}\text{O-H} \\ \text{C=O}\end{array} & \begin{array}{c}3000-2500 \\ 1750-1680\end{array} \\ \text{R}^1-\underset{\underset{\text{O}}{\parallel}}{\text{C}}-\text{O}-\text{R}^2(\text{ester}) & \text{C=O} & 1750-1715 \\ \begin{array}{l}\text{R}-\underset{\underset{\text{O}}{\parallel}}{\text{C}}-\text{H}(\text{aldehyde}) \\ \text{R}^1-\underset{\underset{\text{O}}{\parallel}}{\text{C}}-\text{R}^2(\text{ketone})\end{array} & \begin{array}{c}\text{C=O} \\ \text{\lparen O\rparen C-H}\end{array} & \begin{array}{c}1740-1670 \\ 2850-2700 \\ (\text{ch^^^^1ec9 v^^^^1edbi aldehyde})\end{array} \\ & & \end{array}$