Answer:
Lithium looses one electron.
The charge - 
 - Cation
 - Cation
Nitrogen gains three electrons - 
 - Anion
 - Anion
Boron losses three electron.
The charge - 
 - Cation
 - Cation
Step-by-step explanation:
Lithium looses one electron.
The charge - 
 - Cation
 - Cation
Nitrogen gains three electrons - 
 - Anion
 - Anion
Boron losses three electron.
The charge - 
 - Cation
 - Cation
The complete table is as follows.