Compare the strength of the nucleophilic character of the following species:
Click on the following couples to get the answer. Finish please this question before moving on to the next one:
| $H_2O$ and $OH^-$ | |
| $NH_3$ and $(CH_3)_2NH^-$ | |
| $SH^-$ and $OH^-$ | |
| $NH_3$ and $H_2O$ | |
| $Cl^-$ and $I^-$ | |
| $(CH_3)_3CO^-$ and $CH_3O^-$ | |
| $(CH_3)_2NH^-$ and $F^-$ | |
| $HS^-$ and $H_2S$ |