Homework Answers
MO diagram of B2 = Diagram A
Valence electron of B2 = 6
MO diagram of C2 = Diagram A
Valence electron of C2 = 8
MO diagram of N2 = Diagram A
Valence electron of N2 = 10
MO diagram of O2 = Diagram B
Valence electron of O2 = 12
MO diagram of F2 = Diagram B
Valence electron of F2 = 14
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Diagram A For each of these molecules, identify the proper MO diagram and the number of...
#27. Draw a MO diagram for NO. Which of the following statements is incorrect? a) NO...
#27. Draw a MO diagram for NO. Which of the following statements is incorrect? a) NO has 11 valence electrons b) The electron configuration is (o2s)2(o2s")2(o2p)2(t2p)(T2p) c) MO theory predicts the lone electron to reside on nitrogen d) NO is paramagnetic e) The bond order-3 #28, which of the following molecules has dipole-dipole intermolecular- interactions? a) CH4 b) CO2 c) CH30CH3 d) Cl2 e) NaCl.
Complete the MO energy diagram for HCOCI by adding the following:(1 point each) Label the orbitals...
Complete the MO energy diagram for HCOCI by adding the following:(1 point each) Label the orbitals [o, o*, n, Tt, T*] O Add the correct number of electrons O 0 n ar Based on your completed MO energy diagram from HCOCI, which orbital would be able to accept a pair of electrons? (1 point)
2. The structure of the commonly used organic solvent dimethylformamide (DMF) is shown below. The numbers...
2. The structure of the commonly used organic solvent dimethylformamide (DMF) is shown below. The numbers by each carbon atom are shown to distinguish each C atom in the molecule. Using Valence Bond Theory, answer the questions in parts a) and b). (4 pts) o: н LH H) N )H -Co HIH Dimethylformamide a) Specify the hybrid orbitals for each atom in the molecule indicated below C 2): N: C(1): b) Identify the bond type(s) and the overlapping orbitals of...
13. (14 pts) MO Theory Draw the complete (core and valence) molecular orbital energy level diagram...
13. (14 pts) MO Theory Draw the complete (core and valence) molecular orbital energy level diagram for the homonuclear diatomic molecule Be2. Use standard MO symbols to label the energy levels (That is: o, o, , or n*, as needed, with subscripts indicating which atomic orbitals formed them.) a. Sketch the molecular orbital formed when two 2p orbitals, one each on each Be atom, overlap to form a o antibonding MO b. Using your MO energy level diagram in (a),...
2. (40 points) The MO diagrams for homon omonuclear diatomic molecules is given below. umolt Anh...
2. (40 points) The MO diagrams for homon omonuclear diatomic molecules is given below. umolt Anh HOMO Homo a) Bo 8 4 2 No mixing Mixing of, orbitals (a) (b) U2 36 zire .02=642=2e- va) (15 pts) Choose the appropriate diagram for the O molecule and place the right number of electrons. Indicate the frontier orbitals (HOMO and LUMO) and the bond order. b) (20 pts) Sketch a qualitative MO diagram for the heteronuclear diatomic anion CN; place the right...
25) Identify the element with the following electron configuration: [Kr5e14d5 A) Cr 8) Ni D) Tc E) Mo F) Re 26) How...
25) Identify the element with the following electron configuration: [Kr5e14d5 A) Cr 8) Ni D) Tc E) Mo F) Re 26) How many unpaired electrons are present in the ground state sulphur atom? A) 0 B) 1 C) 2 D) 3 E) 4 F) 5 27) Identify the set of three quantum numbers that could represent the valence electrons in Sr A) -4,1 1, m= 1 B) n=4,1-0, m- 1 c)n 5,I= 1, m-1 -5,1-0, my = 0 D) E)...
3. For each of the following molecules and ions, identify the Hybridization of the indicated atom...
3. For each of the following molecules and ions, identify the Hybridization of the indicated atom (sp, sp?, spº, spºd, spºd) (12 pts) a. H.CO Hybridization of C? b. XeF4 Hybridization of Xe? c. [F-I-F] Hybridization of I? d. H.COH Hybridization of O? (14 pts) 4. Consider the Carbon Monoxide molecule (CO) a. Draw and Label the Molecular Orbital Energy Line Diagram, starting with Is (0, 0,*, 0, 0, 0,*, 0,*). b. Calculate the Bond Order for CO c. Are...
2. Consider the valence electrons of C in the molecules a) methane (CH4), b) ethylene (H2C...
2. Consider the valence electrons of C in the molecules a) methane (CH4), b) ethylene (H2C = CH2), and c) acetylene (HC ≡ CH). i) Draw an orbital diagram for each of these molecules. ii) Identify the type of hybridization each diagram represents. iii) Draw the orbital structures (see Figure 11.10), label the σ and π bonds and tell which orbitals overlap to form them (e.g, σ: Csp3/H1s)
The molecular orbital energy diagram for the valence orbitals of the NO– ion is shown below....
The molecular orbital energy diagram for the valence orbitals of
the NO– ion is shown below. Use this diagram to answer the
following questions.
a) What is the bond order in NO– ? b) Is NO– diamagnetic, or is
it paramagnetic? How can you tell? c) Which has the larger bond
distance, NO– or NO?
* O2p T2p T2p G2s
Fill the MO diagram of the molecule of OH π π 2p 2s How many electrons...
Fill the MO diagram of the molecule of OH π π 2p 2s How many electrons are in the 20* orbitals of the MO diagram? Select one: O a. 4 O b. 3 O c.5 How many electrons are in the 2o* orbitals of the MO diagram? Select one: b. 3 с. 5 o оооооооо е. 7 N f. 2 g. 6 h. 1
#27. Draw a MO diagram for NO. Which of the following statements is incorrect? a) NO has 11 valence electrons b) The electron configuration is (o2s)2(o2s")2(o2p)2(t2p)(T2p) c) MO theory predicts the lone electron to reside on nitrogen d) NO is paramagnetic e) The bond order-3 #28, which of the following molecules has dipole-dipole intermolecular- interactions? a) CH4 b) CO2 c) CH30CH3 d) Cl2 e) NaCl.
Complete the MO energy diagram for HCOCI by adding the following:(1 point each) Label the orbitals [o, o*, n, Tt, T*] O Add the correct number of electrons O 0 n ar Based on your completed MO energy diagram from HCOCI, which orbital would be able to accept a pair of electrons? (1 point)
2. The structure of the commonly used organic solvent dimethylformamide (DMF) is shown below. The numbers by each carbon atom are shown to distinguish each C atom in the molecule. Using Valence Bond Theory, answer the questions in parts a) and b). (4 pts) o: н LH H) N )H -Co HIH Dimethylformamide a) Specify the hybrid orbitals for each atom in the molecule indicated below C 2): N: C(1): b) Identify the bond type(s) and the overlapping orbitals of...
13. (14 pts) MO Theory Draw the complete (core and valence) molecular orbital energy level diagram for the homonuclear diatomic molecule Be2. Use standard MO symbols to label the energy levels (That is: o, o, , or n*, as needed, with subscripts indicating which atomic orbitals formed them.) a. Sketch the molecular orbital formed when two 2p orbitals, one each on each Be atom, overlap to form a o antibonding MO b. Using your MO energy level diagram in (a),...
2. (40 points) The MO diagrams for homon omonuclear diatomic molecules is given below. umolt Anh HOMO Homo a) Bo 8 4 2 No mixing Mixing of, orbitals (a) (b) U2 36 zire .02=642=2e- va) (15 pts) Choose the appropriate diagram for the O molecule and place the right number of electrons. Indicate the frontier orbitals (HOMO and LUMO) and the bond order. b) (20 pts) Sketch a qualitative MO diagram for the heteronuclear diatomic anion CN; place the right...
25) Identify the element with the following electron configuration: [Kr5e14d5 A) Cr 8) Ni D) Tc E) Mo F) Re 26) How many unpaired electrons are present in the ground state sulphur atom? A) 0 B) 1 C) 2 D) 3 E) 4 F) 5 27) Identify the set of three quantum numbers that could represent the valence electrons in Sr A) -4,1 1, m= 1 B) n=4,1-0, m- 1 c)n 5,I= 1, m-1 -5,1-0, my = 0 D) E)...
3. For each of the following molecules and ions, identify the Hybridization of the indicated atom (sp, sp?, spº, spºd, spºd) (12 pts) a. H.CO Hybridization of C? b. XeF4 Hybridization of Xe? c. [F-I-F] Hybridization of I? d. H.COH Hybridization of O? (14 pts) 4. Consider the Carbon Monoxide molecule (CO) a. Draw and Label the Molecular Orbital Energy Line Diagram, starting with Is (0, 0,*, 0, 0, 0,*, 0,*). b. Calculate the Bond Order for CO c. Are...
The molecular orbital energy diagram for the valence orbitals of
the NO– ion is shown below. Use this diagram to answer the
following questions.
a) What is the bond order in NO– ? b) Is NO– diamagnetic, or is
it paramagnetic? How can you tell? c) Which has the larger bond
distance, NO– or NO?
* O2p T2p T2p G2s
Fill the MO diagram of the molecule of OH π π 2p 2s How many electrons are in the 20* orbitals of the MO diagram? Select one: O a. 4 O b. 3 O c.5 How many electrons are in the 2o* orbitals of the MO diagram? Select one: b. 3 с. 5 o оооооооо е. 7 N f. 2 g. 6 h. 1
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