2.11 Assessing the Relative Importance of Resonance Structures Which of the resonance structures below is least significant? A C O structure B O structure A O structure C
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- a04389c#/a- ew) 2.11 Assessing the Relative Importance of Resonance Structures Which of the resonance structures below is more significant? A O structure A O structure B O both structures are equally significant Save for LaterClear o= s = 0. || Below is one of the Lewis structures of SO3, which has two other resonance structures that do not violate the octet rule. :ö-s=ö :: Complete one of the other resonance structures by dragging bonds and electron lone pairs to their appropriate positions. Then click Check.Decide whether these proposed Lewis structures are reasonable. proposed Lewis structure :Z: : 0: : 0: :0 N=N 0=C=0 : 0: ] - C. — : 0: 0: Is the proposed Lewis structure reasonable? Yes. No, it has the wrong number of valence electrons. The correct number is: No, it has the right number of valence electrons but doesn't satisfy the octet rule. The symbols of the problem atoms are:* Yes. No, it has the wrong number of valence electrons. The correct number is: No, it has the right number of valence electrons but doesn't satisfy the octet rule. The symbols of the problem atoms are:* 0 Yes. No, it has the wrong number of valence electrons. The correct number is: No, it has the right number of valence electrons but doesn't satisfy the octet rule. The symbols of the problem atoms are: * * If two or more atoms of the same element don't satisfy the octet rule, just enter the chemical symbol as many times as necessary. For example, if two oxygen atoms don't satisfy the octet rule, enter "0,0". Ś
- Decide whether these proposed Lewis structures are reasonable. proposed Lewis structure :Z: : H H-Ö N — -0. : 0: :Z: ] — :Z: N=N C1: : Is the proposed Lewis structure reasonable? Yes. No, it has the wrong number of valence electrons. The correct number is: No, it has the right number of valence electrons but doesn't satisfy the octet rule. The symbols of the problem atoms are:* 0 Yes. No, it has the wrong number of valence electrons. The correct number is: No, it has the right number of valence electrons but doesn't satisfy the octet rule. The symbols of the problem atoms are:* Yes. No, it has the wrong number of valence electrons. The correct number is: No, it has the right number of valence electrons but doesn't satisfy the octet rule. The symbols of the problem atoms are:* * If two or more atoms of the same element don't satisfy the octet rule, just enter the chemical symbol as many times as necessary. For example, if two oxygen atoms don't satisfy the octet rule, enter "0,0".Decide whether the Lewis structure proposed for each molecule is reasonable or not. molecule proposed Lewis structure 9 CIF 3 BH3 :0 0-0: :F- FIN: :F: :ö: || : F: -F: H B H 1 H Is this a reasonable structure? If not, why not? OYes, it's a reasonable structure. O No, the total number of valence electrons is wrong. The correct number is: O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: OO Yes, it's a reasonable structure. O No, the total number of valence electrons is wrong. The correct number is: O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: OYes, it's a reasonable structure. O No, the total number of valence electrons is wrong. The correct number is: O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: 0 * If two or more atoms have the wrong number of valence electrons around them, just enter the chemical symbol for the atom as…Decide whether these proposed Lewis structures are reasonable. proposed Lewis structure H-C=N :Z: - O : 0: :C1= T :0: :5: CI: Is the proposed Lewis structure reasonable? Yes. No, it has the wrong number of valence electrons. The correct number is: No, it has the right number of valence electrons but doesn't satisfy the octet rule. The symbols of the problem atoms are:* Yes. No, it has the wrong number of valence electrons. The correct number is: No, it has the right number of valence electrons but doesn't satisfy the octet rule. 0 The symbols of the problem atoms are: * Yes. No, it has the wrong number of valence electrons. The correct number is: No, it has the right number of valence electrons but doesn't satisfy the octet rule. The symbols of the problem atoms are:* 0 * If two or more atoms of the same element don't satisfy the octet rule, just enter the chemical symbol as many times as necessary. For example, if two oxygen atoms don't satisfy the octet rule, enter "0,0". X
- 1. Write Lewis symbols for the following atoms. (1pt each) (a) Kr (b) Ge (c) N (d) Ga (e) As (f) Rb 2. Write plausible Lewis structures for the following molecules that contain only single covalent bonds. (2 pts each) (а) FCI (b) I2 (c) SF2 (d) NF3 (е) Н-Те 3. By means of Lewis structures, represent bonding between the following pairs of elements (Your structures should show whether the bonding is essentially ionic or covalent): (2 pts each) (a) Cs and Br (b) H and Sb (c) B and Cl (d) Cs and Cl (e) Li and O (f) Cl and I 4. Assign formal charges to each of the atoms in the following structures. (3 pts each) (a) [H–C=C:]¯ (c) [CH3–CH-CH3]* (b) |2– :0: :0: 5. What is the formal charge of the indicated atom in each of the following structures? (2 pts each) (a) the central O atom in 03 (b) Al in AIH4- (c) Cl in Cl03 (d) Si in SiF62- (e) Cl in CIF3 6. Arrange the following elements in the order of decreasing electronegativity: fluorine, bromine, lithium, francium, silicon. (1 pt each per…For the species shown below, identify the structure underneath that is not a valid resonance structure. +) (a) (b) (c) (d) (e) a O e d.Draw Lewis structures and any contributing resonance structures for each structure below. Use the proper type of arrow to indicate that they are resonance structures. In which structure is resonance more important? (a) H2SO3 (b) (HSO3)^1- (c) (SO3)^2-
- Which of the following pairs are NOT resonance structures? + H₂C-0-N=0: and H₂C-O=N-0: :0=c=0: =Ö: and :Ö= H₂C-0-N=0: and H₂C- Each of these pairs represents resonance structures. O None of these pairs represents resonance structures.When drawing a resonance hybrid, how is the relative significance of individual resonance structures represented? O The entire resonance structure will be drawn larger or smaller, depending on its significance. O There is no way to note the significance of a resonance structure in atdrawing. The most significant resonance structure is circled. The partial charges will be written larger or smaller, depending on the significance of the resonance structure. Save for Later SubmisSome of the figures below represent invalid sets of resonance structures for this molecule.