Bond Energy
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| Chemical Bonds | 19 mins | 0 completed | Learn Summary |
| Lattice Energy | 9 mins | 0 completed | Learn Summary |
| Lattice Energy Application | 11 mins | 0 completed | Learn |
| Born Haber Cycle | 13 mins | 0 completed | Learn Summary |
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| Additional Practice |
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| Bond Energy |
Solution: cis-2-Butene isomerizes to trans-2-butene via the following reaction:If isomerization requires breaking the π bond, what minimum energy is required for isomerization in J/molecule?
Problem
cis-2-Butene isomerizes to trans-2-butene via the following reaction:
If isomerization requires breaking the π bond, what minimum energy is required for isomerization in J/molecule?
Practice Problems
Which of the following statements about covalent b...
Select the strongest bond in the following group. ...
Estimate the enthalpy change for the combustion of...
Use the bond energies provided to estimate H°rxn f...
Which choice has the bonds listed in the order of ...
Which statement best explains why the sigma (σ) bo...
The length of an O ---- H bond in water is approxi...
Place the following in order of increasing bond l...
Place the following in order of decreasing bond le...
Place the following in order of decreasing bond l...
Rank the following molecules in decreasing bond en...
Calculate ΔH° = for the chemical reaction
Cl2 (g)...
Which molecule in each pair has the shortest bond ...
Which bond is longest?
a) Carbon-Oxygen double bo...
From the data given below, calculate the approxima...
Calculate the enthalpy change ΔH rxn for the combu...
Bond Energy: C=C is 602 kJ/mol; C-H is 413 kJ/mol;...
Estimate the heat released when ethene (CH2 = CH2)...
Choose the covalent bond below that is the stronge...
Identify the shortest bond.
A) triple covalent bo...
When the carbon-carbon bonds in ethane (C2H6), eth...
Select the strongest bond in the following group.
...
Examine each of the following molecules. Which mol...
Use the bond energies provided to estimate ΔH°rxn ...
Consider the reaction :
CH4 + Cl2 → CH...
Use the table to answer questions about bond energ...
Assume the the charge on the lithium fluoride mole...
Methyl isocyanate, CH3NCO, was made infamous in 19...
The following plot shows the potential energy of t...
The following plot shows the potential energy of t...
The following plot shows the potential energy of t...
The following plot shows the potential energy of t...
Butadiene, C4H6, is a planar molecule that has the...
In the thermal conversion of polyvinyl chloride to...
Would you expect the O-O bond in O2 to be shorter ...
Predict the ordering, from shortest to longest, of...
Consider the collection of nonmetallic elements O,...
The covalent bond in H2. (a) The attractions an...
Explain the following.The peroxide ion, O22-, has...
If you were to put HBr under very high
pressure, ...
A new compound is made that has a carbon-carbon bo...
True or false:The C-C bond in acetylene, HCCH, is ...
True or false:The C-C bonds in benzene are all the...
A new compound is made that has an N-N bond length...
The As-As bond length in elemental arsenic is 2.48...
The As-As bond length in elemental arsenic is 2.48...
The partial Lewis structure that follows is for a ...
State whether each of these statements is true or ...
State whether each of these statements is true or ...
State whether each of these statements is true or ...
State whether each of these statements is true or ...
State whether each of these statements is true or ...
A carbene is a compound that has a carbon bonded t...
In what ways are double and triple covalent bonds ...
Predict whether the N-O bonds in NO3- are stronger...
What is bond energy?
Barium azide is 62.04% Ba and 37.96% N. Each azide...
Under special conditions, sulfur reacts with anhyd...
Under special conditions, sulfur reacts with anhyd...
Under special conditions, sulfur reacts with anhyd...
Consider the ionic compounds KF, NaCl, NaBr, and L...
Formation of the H2 molecule as atom...
Formation of the H2 molecule as atom...
The NOx waste stream from automobile exhaust inclu...
Hydrogen peroxide is light sensitive and so is sto...
Employing the bond enthalpy values listed in Table...
Employing the bond enthalpy values listed in Table...
Employing the bond enthalpy values listed in Table...
In polyvinyl chloride shown on Table 12.4 in the t...
Employing the values of average bond enthalpy: D(C...
Compare the value you obtain using average bond en...
Bond strength versus bond length for N-N bonds....
The rates of many atmospheric reactions are accele...
How can average bond energies be used to calculate...
In which of the following molecules is the carbon-...
Use the table to answer questions about bond energ...
The thermochemical reaction for the combustion of ...
Which of the following covalent bonds has higher b...
Which compound has the longest carbon-carbon bond ...
Calculate ΔH for this gas phase reaction.NH3 (g) +...
Estimate ΔE for the reaction: C 2H6 (g) + Cl2 (g) ...
Use the molar bond enthalpy data in the table to e...
Given that a chlorine-oxygen bond in ClO2(g) has a...
Calculate the bond energy for breaking all the bon...
Calculate the bond energy per mole for forming all...
Use the bond energies in the table to determine Δ...
Use bond energies to determine ΔH rxn for the reac...
Calculate the average molar bond enthalpy of the c...
Which is the longest bond?
A) N — N
B) N ≡ N
C)...
Select the compound with the shortest and stronges...
Use the bond dissociation energies Table 7.1 to ca...
Consider the following three compounds: HCCH, H2CC...
The HF bond length is 92 pm, 16% shorter than the ...
There are two main types of covalent bond breakage...
Butadiene, C4H6, is a planar molecule that has the...
Do you expect the O - O bond in H2O2 to be longer ...
Consider the following bond lengths:C-O 143 pmC=O ...
Order the following species with respect to carbon...
Place the species below in order of the shortest t...
If hydrogen were used as a fuel, it could be burne...
NaCl and KF have the same crystal structure. The o...
NaCl and KF have the same crystal structure. The o...
NaCl and KF have the same crystal structure. The o...
We have just arrived at a bonding description for ...
Use the dipole moments of HF and HCl (HCl µ = 1.08...
What would you predict for the lengths of the bond...
Which of the following is true of an endothermic r...
When a firecracker explodes, energy is obviously r...
Incomplete Lewis structures for the nitrous acid m...
You may want to reference (Pages 320 - 322) Sectio...
The lactic acid molecule, CH3CH (OH) COOH, gives s...
The nitrogen atoms in N2 participate in multiple b...
How are single, double, and triple bonds similar? ...
(a) The nitrogen atoms in an N2 molecule are held ...
Imagine that you could hold two atoms that are bon...
Predict the order of the N-O bond strengths in NO,...
Like several other bonds, carbon-oxygen bonds have...
Using the periodic table only, arrange the member ...
Using the periodic table only, arrange the member ...
Using the periodic table only, arrange the member ...
Using the periodic table only, arrange the member ...
Using the periodic table only, arrange the member ...
Using the periodic table only, arrange the member ...
Which bond in each of the following pairs of bonds...
Which bond in each of the following pairs of bonds...
Formic acid (HCOOH; structural formula shown below...
Which bond in each of the following pairs of bonds...
Formic acid (HCOOH; structural formula shown below...
Which bond in each of the following pairs of bonds...
Oxalic acid (H2C2O4) is found in toxic concentrati...
Which bond in each of the following pairs of bonds...
Which bond in each of the following pairs of bonds...
The reaction between hydrogen and oxygen to form w...
Arrange SO2, SO3, and SO32- in order of decreasing...
We can define average bond enthalpies and bond len...
When a molecule can form two different structures,...
You may want to reference (Pages 263 - 267) Sectio...
Triazine, C3H3N3, is like benzene except that in t...
What is the weakest bond in hydrogen peroxide?
Using the standard enthalpy of formation data in A...
Using the standard enthalpy of formation data in A...
Complete the following Lewis structure by adding b...
Consider the lattice energies of the following Gro...
Mothballs are composed of naphthalene, C10H8, a mo...
Place the species B2+, B2, and B2- in order of inc...
Which of the two compounds, H2NNH2 and HNNH, has t...
The standard state of sulfur is solid rhombic sulf...
The heat of atomization is the heat required to co...
Even though so much energy is required to form a m...
By using photons of specific wavelengths, chemists...
By using photons of specific wavelengths, chemists...
In developing the concept of electronegativity, Pa...
Without stratospheric ozone (O3), harmful solar ra...
“Inert” xenon actually forms many compounds, espec...
Find the longest wavelengths of light that can cle...
The average C—H bond energy in CH4 is 415 kJ/mol. ...
Carbon-carbon bonds form the “backbone” of nearly ...
Calculate the bond energy per mole for breaking al...
Ionizing an H2 molecule to H2+ changes the strengt...
Draw a curve that describes the energy of a system...
Draw a curve that describes the energy of a system...
“Inert” xenon actually forms several compounds, es...
A major short-lived, neutral species in flames is ...
A major short-lived, neutral species in flames is ...
In chemical reactions, heat is converted into chem...
Consider the following reaction:A2 + B2 → 2AB ΔE...
Look up the energies for the bonds in CO and N 2. ...
How does the bond energy of HCl(g) differ from the...
Which member of the following pairs would you expe...
Which member of the following pairs would you expe...
Using the standard enthalpy of formation data in A...
Hydrogen peroxide is sold commercially as an aqueo...
Under special conditions, sulfur reacts with anhyd...
For each of the following, write an equation that ...
The energy of the C—C bond is 347 kJ/mol, and that...
Acetylene gas (ethyne; HC≡CH) burns in an oxyacety...
Even though so much energy is required to form a m...
Consider the halogenation of ethene, where X is a ...
Gases react explosively if the heat released when ...
Gases react explosively if the heat released when ...
Gases react explosively if the heat released when ...
Hydrogenation reactions are used to add hydrogen a...
Ethane, a minority component of natural gas, burns...
In the Chemistry and the Environment box on free r...
Sulfur tetrafluoride (SF4) reacts slowly with O2 t...
Sulfur tetrafluoride (SF4) reacts slowly with O2 t...
There are two main types of covalent bond breakage...
Dimethyl ether (CH 3OCH3) and ethanol (CH 3CH2OH) ...
Dimethyl ether (CH 3OCH3) and ethanol (CH 3CH2OH) ...
Dimethyl ether (CH 3OCH3) and ethanol (CH 3CH2OH) ...
Another potential future fuel is methanol (CH3OH)....
Enthalpies of reaction calculated from bond energi...
cis-2-Butene isomerizes to trans-2-butene via the ...
Consider the following energy changes:Magnesium ox...
cis-2-Butene isomerizes to trans-2-butene via the ...
Enthalpies of reaction calculated from bond energi...
cis-2-Butene isomerizes to trans-2-butene via the ...
Enthalpies of reaction calculated from bond energi...
If hydrogen were used as a fuel, it could be burne...
If hydrogen were used as a fuel, it could be burne...
Calculate ΔH˚ for the reaction H2(g) + Br2(g) → 2H...
The main component of acid rain (H2SO4) forms from...
Using the bond enthalpies in the table, estimate H...
Using the bond enthalpies in the table, estimate H...
Using the bond enthalpies in the table, estimate H...
Using bond enthalpies in the table, estimate H for...
Use bond energies to calculate ΔHrxn for the react...
Using bond enthalpies in the table, estimate H for...
Using bond enthalpies in the table, estimate H for...
Use average bond energies together with the standa...
In addition to ammonia, nitrogen forms three other...
Use bond energy values from the following table to...
Two structures can be drawn for cyanuric acid:c. U...
Use bond enthalpies in the table below to estimate...
Use bond energies to determine ΔHrxn for the react...
Average Bond Enthalpies (kJ/mol)C-H 413N-H 391O-H ...
The nitrogen atoms in an N2 molecule are held toge...
Consider the reaction between hydrazine and hydrog...
Consider the reaction: 2 H2(g) + O2(g) → 2 H2O(l)....
Use bond energy values from the following to estim...
Consider the reaction: 2 H2(g) + O2(g) → 2 H2O(l)....
Consider the reaction: H2(g) + I2(s) → 2 HI (g)Use...
Consider the reaction: H2(g) + I2(s) → 2 HI(g)With...
Use bond energy values from the following table to...
In the 1980s, there was an international agreement...
Ethanol (CH3CH2OH) is being used as a gasoline add...
Use bond energy values from the following table to...
Ethanol (CH3CH2OH) is being used as a gasoline add...
Use bond energy values to estimate ΔE for the foll...
Use bond energies from the following table to pred...
The rates of many atmospheric reactions are accele...
Methane burns in oxygen to form carbon dioxide and...
We can define average bond enthalpies and bond len...
Compare the bond enthalpies (Table 8.4 in the text...
Which of the following gases would you expect to h...
Which of the following gases would you expect to h...
Use bond energies to calculate the enthalpy of rea...
Hydrazine (N2H4) is used as a rocket fuel because ...
Use bond energies to calculate the enthalpy of rea...
Use bond energies to predict ΔE for the following ...
An important industrial route to extremely pure ac...
When gaseous sulfur trioxide is dissolved in conce...
Sports trainers treat sprains and soreness with et...
Use average bond enthalpies (D(C–H) = 413 kJ/mol, ...
Hydrogen cyanide can be catalytically reduced with...
The major industrial source of hydrogen gas is by ...
Using the bond energies in Table 7.2, determine th...
Using the bond energies in Table 7.2, determine th...
Ethanol is a possible fuel. Use average bond energ...
Using the bond energies in Table 7.2, determine th...
Use bond energies to estimate ΔE for the combustio...
The table below shows the average bond energies fo...
Using the bond energies in Table 7.2, determine th...
Using the bond energies in Table 7.2, determine th...
Use data from the following table to determine the...
Using the bond energies in Table 7.2, determine th...
An important reaction for the conversion of natura...
An important reaction for the conversion of natura...
Two compounds are isomers if they have the same ch...
Using the standard enthalpy of formation data in A...
Two compounds are isomers if they have the same ch...
Consider the following reaction:H2O(g) + Cl 2O(g) ...
Two compounds are isomers if they have the same ch...
Which member of the following pairs would you expe...
Two compounds are isomers if they have the same ch...
Write Lewis structures for CO32-, HCO3-, and H2CO3...
Use the bond energy to calculate an approximate va...
The partial Lewis structure that follows is for a ...Which of the molecules or ions below will have the...
Is the nitrogen–oxygen bond in NO+ longer, shorter...
Based on Lewis structures, predict the ordering, f...From the bond energies given below, estimate the Δ...
2 H2S(g) + 3 O2(g) --> 2 SO2(g) + 2 H2O(g)Calcu...Calculate the magnitude of the enthalpy change, an...Place the following in order of decreasing bond le...Compared to a C=C double bond, a C-C single bond h...
Which of the following has the longest bond?N2NO-N...
Which of the following diatomic molecules has the ...
Estimate the As-I bond length from the data in the...
Rank the following in order of C-C bond strength, ...
Consider the following covalent bond radii: ...
Consider the following reaction:Estimate the carbo...
Calculate ΔHo for the following reaction using the...
Which member of the following pairs would you expe...
Use the molar bond enthalpy data in the table to e...
Using bond enthalpies (Table 8.4), estimate ΔH for...
Calculate the heat of atomization (the heat requir...
The structure of borazine, B3N3H6, is a six-member...
Use the molar bond enthalpy data in the table to e...
Use the molar bond enthalpy data in the table to e...
cis-2-Butene isomerizes to trans-2-butene via the ...
Calculate the average molar bond enthalpy of the c...
Enter your answer in the provided box. Use the fol...
Use the average bond energies listed in the textbo...Calculate ΔH for the following reaction: N2 + 3H2 ...
The standard enthalpy of formation of BrF3(g) is -...
Consider the following three compounds: HCCH, H2CC...Bond enthalpy is _____.a. always positiveb. always...Of the bonds C—C, C=C, and C≡C, the C—C bond is __...
Acetic acid is responsible for the sour taste of v...
The standard state of sulfur is solid rhombic sulf...