A reaction of cobalt (III) chloride and ethylene diamine in a 1 : 2 mole ratio generates two isomeric products A (violet colored) and B (green colored). A can show optical activity, but B is optically inactive. What type of isomers does A and B represent?
1
Ionization isomers
2
Coordination isomers
3
Geometrical isomers
4
Linkage isomers