Multiple Choice
Consider the following octahedral complex structures,each involving ethylene diamine and two different,unidentate ligands X and Y. 
Which,if any,of the following pairs are optical isomers?
A) 1 and 2
B) 1 and 3
C) 1 and 4
D) 3 and 4
E) None of these choices is correct.
Correct Answer:
Verified
Correct Answer:
Verified
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