Orbital Diagram: Excited States Video Lessons

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# Problem: For each of the following, give the letter for the best answer. (i) Which one of the following has the longest wavelength λmax in its UV-VIS absorption spectrum? (a) CH3CH2CH2CH2CH3, (b) H2C=CHCH2CH2CH3, (c) H2C=CHCH2CH=CH2, (d) H2C=CHCH=CHCH3 (ii)The ground-state configuration for the π electrons of benzene can be given as π 12, π22, π32, π4* 0, π5* 0, π6* 0. Which one of the following is an excited-state configuration for the π electrons of the benzene anion radical? (a) π12, π22, π32, π4* 1, π5* 0, π6* 0; (b) π12, π22, π32, π4* 0, π5* 1, π6* 0; (c) π12, π22, π31, π4* 2, π5* 0, π6* 0; (d) π12, π22, π31, π4* 0, π5* 0, π6* 0; (e) π12, π22, π30, π4* 1, π5* 0, π6* 0; (f) π12, π21, π32, π4* 0, π5* 0, π6* 0

###### Problem Details

For each of the following, give the letter for the best answer.

(i) Which one of the following has the longest wavelength λmax in its UV-VIS absorption spectrum?

(a) CH3CH2CH2CH2CH3,

(b) H2C=CHCH2CH2CH3,

(c) H2C=CHCH2CH=CH2,

(d) H2C=CHCH=CHCH3

(ii)The ground-state configuration for the π electrons of benzene can be given as π 12, π22, π32, π4* 0, π5* 0, π6* 0. Which one of the following is an excited-state configuration for the π electrons of the benzene anion radical?

(a) π12, π22, π32, π4* 1, π5* 0, π6* 0;

(b) π12, π22, π32, π4* 0, π5* 1, π6* 0;

(c) π12, π22, π31, π4* 2, π5* 0, π6* 0;

(d) π12, π22, π31, π4* 0, π5* 0, π6* 0;

(e) π12, π22, π30, π4* 1, π5* 0, π6* 0;

(f) π12, π21, π32, π4* 0, π5* 0, π6* 0

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Orbital Diagram: Excited States concept. You can view video lessons to learn Orbital Diagram: Excited States. Or if you need more Orbital Diagram: Excited States practice, you can also practice Orbital Diagram: Excited States practice problems.

What is the difficulty of this problem?

Our tutors rated the difficulty ofFor each of the following, give the letter for the best answ...as medium difficulty.

How long does this problem take to solve?

Our expert Organic tutor, Jonathan took 2 minutes and 46 seconds to solve this problem. You can follow their steps in the video explanation above.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Ferro's class at FIU.