What is the correct order of λmax for n–> π* transition for the following three compounds?

What is the correct order of λmax for n–> π* transition for the f

1.	What is the correct order of λmax for n–> π* transition for the following three compounds?
A.	RCOOH > RCOOR’ > RCONH2
B.	RCOOH = RCOOR’ = RCONH2
C.	RCOOH = RCOOR’ < RCONH2
D.	RCOOH = RCOOR’ > RCONH2
Answer» C. RCOOH = RCOOR’ < RCONH2

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What is the correct order of λmax for n–> π* transition for the following three compounds?

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