Post a New Question

Chemistry - Bond Order

68,144 results

chemistry
for SCN- if S-C has a bond order of 1, S=C and C=N have bond orders of 2, and C triple bond N hasa bond order of 3, ... Do the bond length in SCN- point to one resonance structure over the other? Which one?

chemistry
Use molecular orbital theory to predict whether the bond order in the superoxide ion, O2-, should be higher or lower than the bond order in neutral O2 molecule. Is the bond order of O2- higer or lower than that of O2?

Chemistry
Draw the best Lewis structures for NO+, NO2-, NO2H, and NO3-. Based on the Lewis structures, list all of the the N-O bonds lengths in order of shortest (1) to longest (5). N-O bond length in >>> 2 N-O double bond in NO2H >>> 1 N-O bond length in NO3- >>...

Chemistry - Bond Order
What is the bond order of the diatomic molecule BN and is it paramagnetic or diamagnetic?

Chemistry
I don't understand this question and answer can someone help me? In order to exhibit delocalized pi bonding, a molecule must have . At least resonance 2 resonance structures. & In comparing the same two atoms bonded together, the greater the bond order, the shorter the bond ...

chemistry
List the following bonds in order of increasing ionic character. (Enter your answer in the format H-O for the hydrogen-to-oxygen bond in H2O. Use the appropriate <, =, or > symbol to separate substances in the list.) the barium-to-fluorine bond in Ba-F the magnesium-to-...

Chemistry
(a)What is the bond order of the diatomic molecule BN? (b) Is BN paramagnetic? (c) Rank the following compounds in order of increasing bond energy: B2, N2, BN. (d) Rank the following compounds in order of increasing bond length: B2, N2, BN.

Chemistry
In comparing the same two atoms bonded together, the greater the bond order, the shorter the bond length, and the greater the bond energy. Why is this the case?

Chemistry (Check)
The bond strengths of the compounds HF, HCl, HBr, and HI are as follows: compound bond strength, kJ/mol HF 569.87 HCl 431.62 HBr 366.35 HI 298.407 Briefly explain why the bond strengths are ranked in this order. My guess is: They are ranked in this order because of the ...

CHEMISTRY
GIVE THE BOND ORDER FOR EACH BOND IN THE FOLLOWING MOLECULES OR IONS: CH2O,SO32-,NO2+,NOC1

Chemistry
Which of the following is a bond in which a metal transfers one or more electrons to a nonmetal? ionic bond hydrogen bond metallic bond covalent bond

chemistry
in a 300-500 word essay distinguish between an ionic bond, a covalent bond, hydrogen bond, a single bond, a double bond, and a triple bond. Explain the behavior of the electrons in each type of bond. Give examples of compounds that result from both ionic and covalent bonds.

Chemistry - Order of Bond Polarity
Hi I am having a bit of trouble with this question CCl4 is confusing me: Qu)Rank the following compounds in order of bond polarity; HF, CH4, H2O, H2S, CCl4 Asw)lowest to highest bond polarity: CH4, CCl4, H2S, H2O, HF Is this correct? Thanks!

ap chemistry
Given the following information, which of the following shows the acids in order from strongest to weakest? The order of atomic radii is I > Br > Cl, the order of bond strengths is HOI > HOBr > HOCl, and the order of electronegativities is Cl > Br > I.

chemistry
What is the bond order of the C-O bond in acetone? a). 4 b). 1.5 c). 0.5 d). 1 e). 2

Organic Chemistry
Determine bond length and bond strength? The picture of the problem is shown here: oi52[insert dot]tinypic[insert dot]com/jfgnb6[insert dot]jpg I got the following: I think that the strongest bond is the triple bond (A). I think that the shortest bond is also the triple bond (...

Chemistry
Explain the difference in bond lengths of N2, O2, and F2. Ans: I assume it's because of bond order (single, double, and triple bonds). Explain the difference in bond lengths of HF, HCl, and HBr. Ans: I'm not sure about this one???

chemistry
When will hydrogen bonding occur?Give an example of liquid other than H2O in which this type of force is important. In order for a hydrogen bond to occur there must be both a hydrogen donor and an acceptor present. The donor in a hydrogen bond is the atom to which the hydrogen...

Chemistry
Can someone explain the molecular orbital theory and how to find the bond strength, bond length, and bond order? I'm also confused about the geometry of molecules & ions, like how to find the angles? (Like NH3 is 107 degrees, and H20 is 104.5 degrees, how do I find this when I...

chemistry
2H2 + O2 yield 2H2O to calculate bond enthalpy, we have to take bond breaking minus bond making, how do we know which one is bond breaking and bond making

chemsitry
how do you find the bond order of OH- and OH+? I know bond order = #bonded e- - #antibonding electron/2 im not sure how to find Oh- and Oh+

Chemistry
The electronegativities of the elements are H=2.1, O=3.5, F=4.0, S=2.5, Cl=3.0. Determine (calculate) the electronegativity diffrences for the following molecules and explain how they are arranged in the order: H2, O2, HCl, HF, H2O and position them in the following ...

CHEMISTRY-HELP
The electronegativities of the elements are H=2.1, O=3.5, F=4.0, S=2.5, Cl=3.0. Determine (calculate) the electronegativity diffrences for the following molecules and explain how they are arranged in the order: H2, O2, HCl, HF, H2O and position them in the following ...

Chemistry
Why is the Ge-F bond energy so much more than the Ge-Cl bond energy? 1. Covalent bond energies generally increase as you go down the periodic table 2. Covalent bond energies generally decrease as you go down the periodic table 3. The Ge-F bond is more polarizable than the Ge-...

chemistry
A pair of electrons shared by two atoms form a what? a-metallic bond b-double covalent bond c-single covalent bond d-an ionic bond

Chemistry pretty urgent!!!!!!!
Chemical bonding question! The partial Lewis structure that follows (Figure 1) is for a hydrocarbon molecule. In the full Lewis structure, each carbon atom satisfies the octet rule, and there are no unshared electron pairs in the molecule. The carbon-carbon bonds are labeled 1...

chemistry
can you explain how to find the bond order of (σ1s)^2(σ1s*)^2(σ2s)^2(σ2s*)^2(σ2p)^2(π 2p)^4(π 2p*)^2... I know that Bond order = (number of bonding electrons - number of antibonding electrons)/2 but i have no idea what to do..

chemistry
By reference to Molecular orbital Theory and giving the appropriate MO diagrams explain why the bond in N2 is very strong short (bond dissociation entalpy 945 kjmol-1,bond length 109.8 pm) while that in O2 is weaker and longer (bond dissociation entalpy 497 kJ mol-1,bond ...

chemistry
By reference to Molecular orbital Theory and giving the appropriate MO diagrams explain why the bond in N2 is very strong short (bond dissociation entalpy 945 kjmol-1,bond length 109.8 pm) while that in O2 is weaker and longer (bond dissociation entalpy 497 kJ mol bond length ...

chemistry
By reference to Molecular orbital Theory and giving the appropriate MO diagrams explain why the bond in N2 is very strong short (bond dissociation entalpy 945 kjmol-1,bond length 109.8 pm) while that in O2 is weaker and longer (bond dissociation entalpy 497 kJ mol-1 bond ...

chemistry-Please confirm this
I'm pretty sure that OH- has a bond order of 1. OH+ has a bond oder of 1. confirm this please.

Chemistry
What is the bond order of BN-

Chemistry
The bond energy of the O2 molecule is 495. a) calculate the minimum frequency and max wavelength of light required to break this bond. b) how many photons of this wavelength would it take in order to break open the bonds of all the oxygen molecules in a 384 mL container filled...

chemistry
what are the three basic bonds. Ionic bond, covalent bond, ???? what is the third bond???

Chemistry
The bond in O2 is shorter than the O-O bond in compounds that contain an O-O single bond. Explain this observation.

chemistry
what is the bond order for BeF2?

chemistry
what is the bond order of oxygen

Chemistry
Can someone arrange for the strengths of the bonds below for me please? lone pair, single bond, double bond, triple bond Thanks

Chemistry
Describe how ametallic bond is d/t from those of an ionic bond and a covalent bond.

Physics and Chemistry
What chemical phenomenon accounts for the elasticity seen in solids? covalent bond hydrogen bond ionic bond all of the above.

Chemistry
Im not sure where to factor in the two longer compounds for this problem. "Rank the given compounds based ontheir relative acidities" HF H2C--CH2 NH3 CH4 HC---CCH3 This is the order i thought it was, but this isnt right apparently... (--- means triple bond, -- means double bond)

chemistry
what is the bond order of n2 positive, n2neagative, n2 2neagative?

UCI Chemistry Webworks
SPARTAN: Using the bond lengths recorded in Table II determine bond order and the major resonance structures of the following: A. For CVOH, the C-C bonds are longer than the bond lengths found in . (Use i, ii, iv, etc. for your answer) B. For CVOH, the C-N bonds fall between ...

Science
To form an oxygen molecule (O2), two oxygen atoms share two pairs of electrons. What kind of bond is shown by this? Select all which apply. Ionic Bond Single Bond Double Bond Covalent Bond Triple Bond C and D?

chemistry
Aluminum fluoride, AlF3, exists as a gas at 1000 degrees C. (a) The Al-F bond energy is observed to be 659 kJ/mole. Calculate the Al-Al bond energy if the F-F bond energy 154.8 kJ/mol. Calculate the % ionic character of the Al-F bond.

chemistry
The N-N bond energy is difficult to measure. Given the values of 190 kJ/mol for the N-Cl bond energy and 240 kJ/mol for the Cl-Cl bond energy, determine the maximum de Broglie wavelength of an electron capable of breaking the N-N bond. Express your answer in m.

chemistry
The N-N bond energy is difficult to measure. Given the values of 190 kJ/mol for the N-Cl bond energy and 240 kJ/mol for the Cl-Cl bond energy, determine the maximum de Broglie wavelength of an electron capable of breaking the N-N bond. Express your answer in m.

chemistry
The N-N bond energy is difficult to measure. Given the values of 190 kJ/mol for the N-Cl bond energy and 240 kJ/mol for the Cl-Cl bond energy, determine the maximum de Broglie wavelength of an electron capable of breaking the N-N bond. Express your answer in m.

chemistry
By reference to Molecular orbital Theory and giving the appropriate MO diagrams explain why the bond in N2 is very strong short (bond dissociation entalpy 945 kjmol-1,bond length 109.8 pm) while that in O2 is weaker and longer (bond dissociation entalpy 497 kJ mol-1

chemistry
What is the nitrogen-oxygen bond order in potassium nitrite

chemistry
Put the molecules in order of increasing bond polarity H-F, C-N, AND F-N.

chemistry
Arrange the species O2, O2^+, O2^-, and O2^2- in order of increasing O-O bond length.

Chemistry
Arrange the species O2, O2^+, O2^-, and O2^2- in order of increasing O-O bond length.

chemistry
Arrange the species O2, O2^+, O2^-, and O2^2- in order of increasing O-O bond length.

Chemistry
Rank the following in order of increasing bond polarity: H-F, H-Br, F-F, Na-Cl. Is it this....? F-F, H-Br, H-F, Na-Cl

chemistry
1998 scientists using a special type of electron microscope were able to measure the force needed to break a single chemical bond. If 2.0 x 10^-9 N was needed to break a C-Si bond, estimate the bond enthalpy in kJ/mol. Assume that the bond had to be stretched by a distance of ...

FINANCE
12. Bond Quotes Consider the following bond quote: a municipal bond quoted at 101.25. If the municipal bond has a par value of $5,000, what is the price of the bond in dollars?

Chemistry
What are charateristic of a ionic bond and a chemical bond? Answered below for characteristics of ionic bonds. I don't understand characteristics of chemical bond since an ionic bond is a chemical bond. Perhaps you can rephrase your question. For my partial answer look on this...

chemistry
What is the bond order of OH- and OH+? I tried to solve it but couldn't so Im about to give up. Help me please.

Chemistry
Use the drawing of MO energy diagram for CO to predict the bond order.

Chemistry
Predict the Order of increasing bond length for (i) H2(g) (ii) I2(g) (iii) F2(g) I don't know how I should know

Science
10. Metal cations are atoms that have a positive charge. What type of bond is a metal cation likely to form? (1 point) covalent bond double bond single bond ionic bond my answer is d

Organic Chemistry
Consider the resonance structures for the carbonate ion. O--C-O(-) l O(-) (-)O-C--O l O(-) (-)O-C-O(-) l l O How much negative charge is on each oxygen of the carbonate ion? A)0, B) -.33, C)-.50, D) -.67, E)-1.00, F)-1.33, G)-1.50, H)-1.67, I)-2.00 What is the bond order of ...

Bio-Chemistry
Which compound is capable of donating a proton (H+)? A. Acetic acid B. Sodium hydroxide C. Acetylene D. Pentane E. Cyclohexane Which of the following statements is not true of a C-C triple bond? A. Longer bond length than a C=C double bond. B. 180 degree bond angles C. Each ...

Chemistry
Consider the resonance structures for the carbonate ion. O--C-O(-) l O(-) (-)O-C--O l O(-) (-)O-C-O(-) l l O How much negative charge is on each oxygen of the carbonate ion? A)0, B) -.33, C)-.50, D) -.67, E)-1.00, F)-1.33, G)-1.50, H)-1.67, I)-2.00 What is the bond order of ...

chemistry
how do we calculate bond order of a molecule that has 3 different elements, like for example C-N-O

economics
1. Consider the following four debt securities, which are identical in every characteristic except as noted: W: A corporate bond rated AAA X: A corporate bond rate BBB Y: A corporate bond rated AAA with a shorter time to maturity than bonds W and X Z: A corporate bond rated ...

chemistry
!. Which of the following structures would you expect to have a net dipole moment? HC(triple bond)CH NH4+ H2C(double bond)O BCl3 2. Rank the sp, sp2, and sp3 orbitals in order of decreasing (highest to lowest) energy. a)sp> sp2>sp3 b)sp3>sp2>sp c)sp2>sp>sp3 d...

Chemistry
I have to build a model of a molecule and I was wondering how to determine its bond lenghts. (It has C-H, C-O, C=O, C-N, C-C & C=C bonds.) Also, will the lengths of all of one type of bond be the same throughout the molecule? Er...for example, if I found the length of a C-H ...

organic chemistry
plz tell me about natureof bonding and forces ,heat of hydrogen,anti bandister bonding electrons.primary bond,secondary bond and tertiary bond

sci
Two nonmetals from Group 16 are likely to form a(n) • metallic bond. • double bond. • ionic bond. • covalent bond.

Science Help!
Two nonmetals from Group 16 are likely to form a(n) A. Metalic bond. B. Double bond C. Ionic bond D. Covalent bond Is the answer C? Thank you

chemistry help
for the compound: carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation state of the metal +1? d count 6? total electron count 20? coordination number 7?

chemistry help
or the compound: carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation state of the metal +1? d count 6? total electron count 20? coordination number 7?

chemistry please
or the compound: carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation state of the metal +1? d count 6? total electron count 20? coordination number 7?

Chemistry
Can someone tell me why N2^2+ is a diamagnetic molecule based on MO theory and diagrams? I get a bond order of 2, which is paramagnetic.

Chemistry
Use the drawing of a molecular orbital energy diagram for ClF to predict the bond order?

Chemistry
Arrange the following diatomic molecules in order of weakest to strongest bond: HF, HCl, HBr, and HI.

Chemistry
Consider the Lewis structure for the major resonance form of PCS–. (Note that carbon is the central atom.) The structure shows: a. A phosphorus-carbon triple bond and a carbon-sulfur single bond. b. A phosphorus-carbon double bond and a carbon-sulfur double bond c. A ...

Chemistry
SO2 can be drawn as a molecule which satisfies the octet rule (using one double bond and a single bond) or as an expanded octet (using two double bonds). A measurement of the S-O bond distance demonstrates that the two bond lengths are identical. Does this clarify which Lewis ...

Chemistry
1. How does the strenght of a covalent bond relate to bond length? 2. Compare the degree of polarity in HF, HCL, HBr, and HI? 3. Given that it has the highest electronegativity, can a fluorine atom ever from a non-polar covalent bond? Explain your answer.

Chemistry: Electron Configuration
The following questions relate to the bonding in the OH-1 ion. (16 points) Write the electron configuration for H. (1 point) Write the electron configuration for O. (1 point) Draw the molecular orbital diagram for OH-1. (5 points) Draw the Lewis Structure for OH-1. (3 points) ...

chem
(a) Arrange the following pairs of covalently bonded atoms in expected order of increasing bond polarity: C-N, P-Cl, I-Cl, and C-O. (b) for each pair, indicate the direction of the polarity of the bond, using the symbol +.

chemistry
Two new metallic elements have been discovered, Cimium (Ci) and Sadowium (Sd). Both the pure elements and their solutions form simple cubic lattices. The bond strengths of the Ci-Ci and Sd-Sd bonds are known, but not the Ci-Sd bond. Bond Bond Energy (kJ/mole) Ci-Ci -245 Sd-Sd...

Chemistry
Two new metallic elements have been discovered, Cimium (Ci) and Sadowium (Sd). Both the pure elements and their solutions form simple cubic lattices. The bond strengths of the Ci-Ci and Sd-Sd bonds are known, but not the Ci-Sd bond. Bond Bond Energy (kJ/mole) Ci-Ci -245 Sd-Sd...

Chemistry
Two new metallic elements have been discovered, Cimium (Ci) and Sadowium (Sd). Both the pure elements and their solutions form simple cubic lattices. The bond strengths of the Ci-Ci and Sd-Sd bonds are known, but not the Ci-Sd bond. Bond Bond Energy (kJ/mole) Ci-Ci -245 Sd-Sd...

Chemistry
Chart: Group, Bond length, Bond strength, H-X-H Bond Angle NH3: 1.000, 391, 107 PH3: 1.412, 322, 93.5 AsH3: 1.510, 247, 92 SbH3: 1.688, 247, 92 What physical states do these molecules exist at room temperature? Gas Briefly explain the observed trend in bond length. Briefly ...

Chemistry Plz hurrry
What are charateristic of a ionic bond and a chemical bond? An ionic bond is a type of chemical bond that involves gain or loss of valence (outer shell) electrons in order to attain stability. That is not what I am looking for but thanks anyway An ionic bond IS a chemical bond...

Chemistry
C2H2(g) + 2 H2(g)--> C2H6(g) Bond Bond Energy (kJ/mol) C-C 347 C=C 611 C-H 414 H-H 436 Calculate the value of the C C (triple bond) energy in C2H2 in kJ/mole.

chemistry
C2H2(g) + 2 H2(g)--> C2H6(g) Bond Bond Energy (kJ/mol) C-C 347 C=C 611 C-H 414 H-H 436 Calculate the value of the C C (triple bond) energy in C2H2 in kJ/mole.

organic chemistry
why can't you convert cis-2-butene into trans-2-butene simply by undergoing a rotation/ The cis and trans isomers of 2-butene involve a pi bond as well as a sigma bond. To "rotate" the molecule, the pi bond must be broken (remember this double bond is planar) and that involves...

ap chem
The diatomic molecule OH exists in the gas phase. The bond lengthand bond energy have been measured to be 97.06 pm and 424.7 kJ/mol.Knowing that only the 2p orbitals of will interact significantlywith mol, respectively. Assume that the OH molecule is analogous tothe HF ...

Chemistry
A covalent bond forms when (1)two nuclei share electrons in order to achieve a complete octet of electrons (2) atoms form ions and then electrostatic forces of attraction bond the ions together. (3)repulsive forces between atoms are greater than the attractive forces (4) a ...

Chemistry
OF2(g) + H2O(g) -> O2(g) +2HF(g) ΔH°rxn = -318 kJ Using bond energies, calculate the bond dissociation energy of the O-F bond, in OF2. This is the question and I got 438 as the answer, which is wrong. I don't know what I did wrong??

Chemistry
OF2(g) + H2O(g) -> O2(g) +2HF(g) ΔH°rxn = -318 kJ Using bond energies, calculate the bond dissociation energy of the O-F bond, in OF2. This is the question and I got 438 as the answer, which is wrong. I don't know what I did wrong??

biology
Which of the following bond types is Fexofenadine capable of forming with a suitable partner molecule? Indicate your answer by checking "Yes" or "No" as appropriate. Bond type Can Fexofenadine form this bond? Hydrogen Bond Ionic Bond van der Waals forces As a whole, is the ...

finance
Consider the following four debt securities, which are identical in every characteristic except as noted: W: A corporate bond rated AAA X: A corporate bond rate BBB Y: A corporate bond rated AAA with a shorter time to maturity than bonds W and X Z: A corporate bond rated AAA ...

Finance
(Bond valuation) A $1,000 face value bond has a remaining maturity of 10 years and a required return of 9%. "The bond's coupon rate is 7.4%. What is the fair value of this bond?

biology/science
Oxygen attracts electrons more strongly than hydrogen does. What kind of bond forms between the two hydrogen atoms and single oxygen atom that form a water molecule? A. A metallic bond B. A hydrogen bond C. An ionic bond D. A polar bond Currently stuck here.

chemistry
assuming the valencies of hydrogen nitrogen and carbon are 1,3,and 4. i need to draw a structural formulae for hydrogen cyanide and cyanogen that are consistant with these values H(triple bond)C-N N(triple bond)C-C(triple bond)N

  1. Pages:
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5
  7. 6
  8. 7
  9. 8
  10. 9
  11. 10
  12. 11
  13. 12
  14. 13
  15. 14
  16. 15
  17. Next>>

Post a New Question