Questions tagged [physical-organic-chemistry]
For questions about how organic molecules and reactions are investigated using physical experiments.
83
questions
1
vote
1
answer
2k
views
Why do weak acids like ethanol not act as a strong base in water?
In water, ethanol has a $\mathrm{p}K_\mathrm{a} = 15.9$ which means that its $\mathrm{p}K_\mathrm{b}$ is $-1.9$. Which implies that all weak acids in water are in fact strong bases. But this is not ...
1
vote
1
answer
65
views
Alkene production by dehydrohalogenation [closed]
What is the difference in the reaction mechanism when alkyl halides are reacted with aq.koh and alcoholic koh along with products
- 31
-1
votes
1
answer
38
views
Zinc and copper [closed]
Is potential energy and ionisation energy are same? Plz explain with respect to zinc
Why zinc is undergoing oxidation when combined with with zinc. copper in electrochemical series
-1
votes
1
answer
286
views
which one is the correct statement of "Law of definite proportion"? [closed]
according to my genius Teacher ' this law state that "the composition of a compound in terms of atoms (Not Mass) remains constant".
His Proof:
H2O and D2O are similar compounds (because H and D have ...
- 99
49
votes
6
answers
11k
views
Why does wood burn but not sugar?
Fundamentally, they're both carbohydrates, although the cellulose in wood is essentially polymerized glucose, which combined with its isomer fructose forms sucrose.
So why does wood readily burn ...
- 614
4
votes
0
answers
155
views
Number of configurations/states for electrons in orbitals
I'm performing complete active space calculations for the prediction of X-ray absorption L edge spectra. This involves an excitation from 2p orbitals to the 3d orbitals of the metal. For the ...
- 167
7
votes
2
answers
1k
views
How can isotope labelling be used to determine the mechanism of ether cleavage with hydrogen iodide?
When methyl tert-butyl ether (MTBE) is treated with one equivalent of hydrogen iodide, the ether C–O bond is cleaved.
I read that if the oxygen in MTBE is isotopically labelled, it is possible to ...
- 163
16
votes
3
answers
90k
views
Difference between intermediates and transition states
Can someone please explain what exactly the difference between an intermediate and a transition state is?
I understand that they are formed as part of the process in converting the reactants to ...
- 2,545