important shit

Question 1

good nucleophiles

Answer 1

Br-, I-, CH3S, RS, OH-, CH3, O-, RO-

Question 2

moderate nuclephiles

Answer 2

Cl-, F- RCOO, CH3SH, RSH, R2S, NH3, RNH2, R2NH, R3N

Question 3

Ortho para directors

Answer 3

• any amino group, OH, OR (strongly activating)
• NHC=O,R -NHC=OAr, , OC=OR OC=OAr (moderate)
• R, phenyl group (weak)
• halogens (deactivating)

Question 4

Meta directors

Answer 4

• aldehydes, Ketones, carboxylic acids, Esters, Amides, Sulphuric acid
• NO2, NH3+, CF3, CCl3