Circle the most acidic proton out of the molecules below and explain your answer briefly. II H3C-S-OH II II II F3C-S-OH II H3C-S-OH O=S=O

For each pair of compounds, determine which is more acidic.

For each of the molecules shown below, draw the acid dissociation reaction. If a conjugate base has resonance structures, draw all valid resonance structures. AH B C ہو A & B H B & C CF3 A & C H+ + Identify the stronger acid in each of the pairs below; provide an explanation for each pair. H+ + H+ +

Rank the labeled protons (Ha, H, Hc, and Hå) from least to most acidic, justifying your choices using ARIO (atom, resonance, induction, orbital). Include drawings to explain your choices. Ha H₂ Hc- На

How do you know how to find the most acidic hydrogens in these problems?

Identify the most acidic hydrogen in the following compound. H3C- 04 02 0 1 O 3 O CH2-C-CH2-CH3 2 3 4

4. Identify the second weakest acid and the third strongest acid out of the following compounds. HC1 CH4 NH3 PH3 H₂S

Which is the stronger acid, I or II (see below)? ** H₂N-CH₂ VS. H₂N-CH=CH₂ 11 Note: H₂N- protons are the most acidic H's in each molecule Select one: OA. II OB. Both are equally strong. O C. I

Rank these benzoic acid species in order of decreasing acidity.

3. Rank the hydrogens in bold in the following molecules in order of their acidity. Rank the most acidic first down to the least acidic. I > ty > IV > 161 I H II H H III IV H