2. Write a complete mechanism for the reaction shown below, including how the electrophile is generated. NH₂ NaNO2, HCI N NO H₂O, 0°C

Draw a detailed, step-wise mechanism for the reaction shown below. SHOW ALL BOND-FORMING AND BOND-BREAKING STEPS. SHOW ALL INTERMEDIATES. 1) NaOH 2) H3O* H3C H3C HO

Voltooi die volgende reaksie en stel 'h meganisme voor. Complete the following reaction and propose a mechanism. 1) CO2, P, A 2) H20, H*

Rank the nucleophiles in following group in order of increasing nucleophilicity. H2O, −OH, CH3CO2-

Predict the major product of the reaction and draw it in the space provided. + HN. NPh NaBH3CN MeOH/ACOH

Payal

3A Complete the reactions below. H₂SO4/H₂O HgSO4 A NaBH4 EtOH B лH₂SO4 C

4. Propose a mechanism for the following reactions. Explain why different products are formed with different reaction conditions. 1. HCI/H₂O OH Y 2. iPrOK/H₂O 1. HCI/H₂O 2. NaOH/H₂O

In both examples below the reactants shown are combined to bring about a nucleophilic substitution (SN1, SN2) and/or elimination (E1, E2) reaction. What is the major reaction that takes place in each case? BrCH₂COCH3 CH3 CH3CH₂CCH3 NaCN CH3OH H₂O SN2 M

Please explain the chosen letter. In the sequence of reactions below, A and B are which of the following? o NaCN, (HCl) H3O+ →B (CH3),CO- A- A а. (CН3)2C(ОН)CN, (CH3)2C(ОH)соон b. (CH3)2C(ОН)CN, (CH3)2C (ОН)2 с. (CНз)2C(ОH)CN, (CH3)2CHCOОН d. (CH3)2C(OH)CN, (CH3)2C=O