Question 5 of 15Ordering: Use the up and down arrows to order the list and then click "submit."
Each of the following molecules has a C-O bond. Rank these molecules in order of increasing C-O bond energy. Lowest Bond Energy
Highest Bond Energy
COCO2CO32-H3COH
The bond order of CO is 3.
CO+ has a shorter bond length than CO- so its bond order is greater! As student yoyu are prbably expecte to use an MO diagram removing an electron from the HOMO highest occupied molecular orbital. there are different diagrams around. Some of them indicate that bond order will increase as you are removing an electron from an anti-bonding orbital a 2s-sigma. You may wish to look at the digram that your teacher has recommended and use that to get the "right" answer - the test is how to use MO diagrams after all.
The C-O bond order from smallest to largest would be: C-O single bond in methanol, C-O double bond in formaldehyde, and C-O triple bond in carbon monoxide.
CO is not a homo-nuclear atom like C2, N2 or even O3, O3 (both these categories are different: with and without 2s-2p mixing). So there is a large discrepancy in the atomic energy levels of 2s, 2p e- of C and O.As a result, 2p(pi)x, 2p(pi)y and 2p(sigma)z have lower energy than 2s(sigma)*. So the e- lost is from 2s(sigma)*2 and not 2p(sigma)z. And hence the bond order increases from 3 to 3.5 and not decreases to 2.5 . (The typical school textbook formula doesn't work for species like CO,CO+ and even NO,NO+ in many situations):-)
This type of bond exists in proteins, it is amide bond formed between nitrogen atom of one molecule and carbonyl carbon of 2nd molecule , as R-CO-NH-CH(R)-CO-
The bond order of CO is 3.
The strength of the C-O bond generally follows this order: triple bond (CO) < double bond (CO2) < single bond (H3COH) < ionic bond (CO32-). Therefore, the order of increasing C-O bond length would be CO < CO2 < H3COH < CO32-.
The bond order is a measure of the number of chemical bonds between a pair of atoms. In this case, the order from largest to smallest would be CO2 > CO > CO32- > H3COH. CO2 has a bond order of 2, CO has a bond order of 3, CO32- has a bond order of 1.33, and H3COH has a bond order of 1.
The bond dissociation energy required to break 1 bond in 1 mole of CO molecules is approximately 1070 kJ.
The bond order of CO plus is actually 3.5. Remember that the order of orbitals in CO+ is not the same as in a homonuclear diatomic molecule.
CO+ has a shorter bond length than CO- so its bond order is greater! As student yoyu are prbably expecte to use an MO diagram removing an electron from the HOMO highest occupied molecular orbital. there are different diagrams around. Some of them indicate that bond order will increase as you are removing an electron from an anti-bonding orbital a 2s-sigma. You may wish to look at the digram that your teacher has recommended and use that to get the "right" answer - the test is how to use MO diagrams after all.
The CO bond in carbon monoxide is polar.
The C-O bond order from smallest to largest would be: C-O single bond in methanol, C-O double bond in formaldehyde, and C-O triple bond in carbon monoxide.
CO is not a homo-nuclear atom like C2, N2 or even O3, O3 (both these categories are different: with and without 2s-2p mixing). So there is a large discrepancy in the atomic energy levels of 2s, 2p e- of C and O.As a result, 2p(pi)x, 2p(pi)y and 2p(sigma)z have lower energy than 2s(sigma)*. So the e- lost is from 2s(sigma)*2 and not 2p(sigma)z. And hence the bond order increases from 3 to 3.5 and not decreases to 2.5 . (The typical school textbook formula doesn't work for species like CO,CO+ and even NO,NO+ in many situations):-)
N2 exists with a triple bond between them. Ballpark it by mulitplying the single bond energy by 3. You see that it is much stronger than CO THIS ANSWER IS WRONG! carbon monoxide has a triple bond also. BUT the n triple bond is not polar. the co triple bond features an electronegative oxygen atom and the carbon has a negative charge. hence much more reactive.
Carbon monoxide (CO) has a triple bond between carbon and oxygen, indicating a strong covalent bond. This triple bond is composed of two(sigma) bonds and one(pi) bond.
No. A surety bond does not require one have a co-signer although depending on the purchasers credit score and financial background a co-signer could be necessary.