Basicity order among drawn amines and anilines

14 questions on Basicity order among drawn amines and anilines from the Amines and Aromatic Nitrogen Compounds chapter: 3 NEET level, 5 JEE Main, 6 JEE Advanced. Each one opens with its answer and solution.

• The compound shown is an aromatic amine. Which one of the structures shown is a stronger base than it in water? NEET level, drawn structure
• The nitrogen lone pair in the compound shown is used in the aromatic sextet. What does this imply for its basicity compared with pyridine? NEET level, drawn structure
• Compared with an alkylamine of similar size, why is the compound shown only very weakly basic? NEET level, drawn structure
• The compound shown is substituted in the para position with different groups. Which structure is the weakest base in water? JEE Main level, drawn structure
• The compound shown has two types of ring atoms that could be protonated, one of which is an N-H. Which statement correctly identifies the site of protonation an... JEE Advanced level, drawn structure
• The compound shown has a very high basicity (the pKa of its conjugate acid is about 13). What is the best reason? JEE Main level, drawn structure
• Consider the compound shown. Select all the correct statements, comparing it with aniline and ammonia in water. JEE Main level, drawn structure
• Select all the correct statements about the compound shown. JEE Main level, drawn structure
• The compound shown is a strong base (pKa of its conjugate acid about 11). Which of the structures shown is the weakest base in water? JEE Advanced level, drawn structure
• The compound shown contains two nitrogen atoms. Which statement about its site of protonation and relative basicity is correct? JEE Advanced level, drawn structure
• The compound shown contains an amine nitrogen and other nitrogens. How many nitrogen atoms in it have a lone pair that is readily available to accept a proton i... JEE Main level, drawn structure
• The compound shown is a parent aromatic amine. Substituents are placed on the ring in the four structures shown. Which structure is the strongest base in water? JEE Advanced level, drawn structure
• The compound shown has a ring bearing a basic site and a pyridine-type nitrogen. Select all the correct statements. JEE Advanced level, drawn structure
• Select all the correct statements about the compound shown. JEE Advanced level, drawn structure