What type of electronic transitions would be possible for ASA?
What type of electronic transitions would be possible for ASA?
Homework Answers
ASA (Acetylsalicylic Acid) has pi bonds and non bonding lone pairs electrons.
So possible transitions are pi-pi* and n-pi*
List all possible electronic transitions and describe why they are important and what instrument is used...
List all possible electronic transitions and describe why they are important and what instrument is used to identify these electronic transitions. (i) CH4 (ii) CH3Br (iii) CH3COCH3 and (iv) CH3CHO
In UV-VIS absorption, these wavelengths of light drive electronic transitions. What type of transition(s) does infrared...
In UV-VIS absorption, these wavelengths of light drive electronic transitions. What type of transition(s) does infrared spectroscopy drive? Are these transitions more or less energetic than electronic transitions?
15. Which of the following electronic transitions in an atom would be allowed? (The designations in...
15. Which of the following electronic transitions in an atom would be allowed? (The designations in parentheses give information on the nature of the electronic transition). Give reasons for why the transition is allowed or not allowed. 'P (3d)+ 'D(4p) *G(3d) + F(3d) 2P (4p) →’S (40) 3 p²s
Determine whether or not the following electronic transitions are possible for the hydrogern atom. Quantum states are labeled by (n, l, mi) where n is the principal quantum number, I is the orbital a...
Determine whether or not the following electronic transitions are possible for the hydrogern atom. Quantum states are labeled by (n, l, mi) where n is the principal quantum number, I is the orbital angular momentum quantum number and mi is the quantum number for the z component of the orbital angular momentum
Determine whether or not the following electronic transitions are possible for the hydrogern atom. Quantum states are labeled by (n, l, mi) where n is the principal quantum...
Considering the generic atomic orbital energy diagram; rank the three proposed electronic transitions-1s → 2s ,...
Considering the generic atomic orbital energy diagram; rank the three proposed electronic transitions-1s → 2s , 2s → 2p 34s-from lowest energy photon to highest energy photon required to induce the three proposed transitions. 9. 10. If an electronic transition from 4s3s results in emission of a "green" photon for a given elemental atom, then the electronic transition from 2s 1s would result in emission of a "red" or "blue" photon? 11. Considering the atomic orbital energy diagram in the...
Which of the following statements is FALSE ? Atoms undergo electronic transitions but not rotational or...
Which of the following statements is FALSE ? Atoms undergo electronic transitions but not rotational or vibrational transitions B Typically, IR radiation causes vibrational transitions of molecules O c Compared to IR, UV radiations have longer wavelengths and less energy D Shorter the wavelength of a radiation higher the frequency
a) What kind of low-UV/visible light electronic transitions are these molecules expected to have: MLCT, LMCT,...
a) What kind of low-UV/visible light electronic transitions are these molecules expected to have: MLCT, LMCT, LF transitions (two types: spin allowed orbit forbidden; spin and orbit allowed), or none (1.e. none if all transitions are spin forbidden)? For practice, determine the point group. i. [Ru(bipy):12+ ii. [Co(NH3)6]2+ iii. [Mn(OH2)6]2+ iv. [V(OH2)s(O)]+ V. [Ti(C1)4] vi. [Cu(NH3)4]**
When a molecule absorbs IR radiation, what type(s) of energy transition(s) occur(s)? A. vibrational and rotational...
When a molecule absorbs IR radiation, what type(s) of energy transition(s) occur(s)? A. vibrational and rotational transitions only B. nuclear spin transitions only C. vibrational transitions only D. electronic and vibrational transitions only E. electronic transitions only F. electronic, vibrational and rotational transitions G. rotational transitions only
Which radiations stimulate which energy transitions? (e.g. electronic, vibrational, rotational)
Which radiations stimulate which energy transitions? (e.g. electronic, vibrational, rotational)
2. The frequencies of the first few vibronic transitions to an excited electronic state of PN are: -1 Vobs/Cm Vibronic...
2. The frequencies of the first few vibronic transitions to an excited electronic state of PN are: -1 Vobs/Cm Vibronic transition 39699.10 40786.80 41858.90 Use these data to calculate v, and v, for the excited electronic state of PN
2. The frequencies of the first few vibronic transitions to an excited electronic state of PN are: -1 Vobs/Cm Vibronic transition 39699.10 40786.80 41858.90 Use these data to calculate v, and v, for the excited electronic state of PN
15. Which of the following electronic transitions in an atom would be allowed? (The designations in parentheses give information on the nature of the electronic transition). Give reasons for why the transition is allowed or not allowed. 'P (3d)+ 'D(4p) *G(3d) + F(3d) 2P (4p) →’S (40) 3 p²s
Determine whether or not the following electronic transitions are possible for the hydrogern atom. Quantum states are labeled by (n, l, mi) where n is the principal quantum number, I is the orbital angular momentum quantum number and mi is the quantum number for the z component of the orbital angular momentum
Determine whether or not the following electronic transitions are possible for the hydrogern atom. Quantum states are labeled by (n, l, mi) where n is the principal quantum...
Considering the generic atomic orbital energy diagram; rank the three proposed electronic transitions-1s → 2s , 2s → 2p 34s-from lowest energy photon to highest energy photon required to induce the three proposed transitions. 9. 10. If an electronic transition from 4s3s results in emission of a "green" photon for a given elemental atom, then the electronic transition from 2s 1s would result in emission of a "red" or "blue" photon? 11. Considering the atomic orbital energy diagram in the...
Which of the following statements is FALSE ? Atoms undergo electronic transitions but not rotational or vibrational transitions B Typically, IR radiation causes vibrational transitions of molecules O c Compared to IR, UV radiations have longer wavelengths and less energy D Shorter the wavelength of a radiation higher the frequency
a) What kind of low-UV/visible light electronic transitions are these molecules expected to have: MLCT, LMCT, LF transitions (two types: spin allowed orbit forbidden; spin and orbit allowed), or none (1.e. none if all transitions are spin forbidden)? For practice, determine the point group. i. [Ru(bipy):12+ ii. [Co(NH3)6]2+ iii. [Mn(OH2)6]2+ iv. [V(OH2)s(O)]+ V. [Ti(C1)4] vi. [Cu(NH3)4]**
2. The frequencies of the first few vibronic transitions to an excited electronic state of PN are: -1 Vobs/Cm Vibronic transition 39699.10 40786.80 41858.90 Use these data to calculate v, and v, for the excited electronic state of PN
2. The frequencies of the first few vibronic transitions to an excited electronic state of PN are: -1 Vobs/Cm Vibronic transition 39699.10 40786.80 41858.90 Use these data to calculate v, and v, for the excited electronic state of PN
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