All Questions
Tagged with synthesis physical-chemistry
13
questions
0
votes
1
answer
285
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What are the reactions between Zinc acetate dihydrate and Methoxyethanol? [closed]
I am synthesizing a sol-gel solution with Zinc acetate dihydrate + Methoxyethanol and ethanolamine as stabilizer, and I wonder what are the reactions that are taking place in the process. Could you ...
- 19
1
vote
1
answer
241
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Electrolysis of brine solution gives sodium hydroxide , chlorine and hydrogen gas but catner kellener cell it forms amalgam [closed]
Sodium hydroxide is generally prepared
commercially by the electrolysis of sodium
chloride in Castner-Kellner cell. A brine
solution is electrolyzed using a mercury
cathode and a carbon anode. Sodium ...
1
vote
0
answers
67
views
How is lapping slurry made?
I've recently gained an interest in the whole topic of lapping and the creation of flat surfaces.
Lapping is done in different ways, but the one I'm interested in is essentially just rubbing 2 ...
- 111
1
vote
0
answers
44
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Reaction analogous to burning that causes cooling rather than releasing heat [closed]
Is it physically and chemically possible to design both a gas and a solid substance, such that there would be a technologically feasible initiation of a chain reaction analogous to the spark that ...
- 119
1
vote
1
answer
3k
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What happens to the methanol formed by the hydrolysis of methyl 2-hydroxybenzoate (oil of wintergreen) when synthesising salicylic acid?
Here are the reaction equations for reference (you may recognise this as a preliminary step for the synthesis of aspirin).
Steps for synthesis of salicylic acid:
1) methyl 2-hydroxybenzoate + sodium ...
- 131
2
votes
0
answers
78
views
Could UV lasers be used to split CO2 and H2O?
I was wondering whether intense UV light, tuned to the correct wavelength, could be used to split carbon dioxide and water molecules as a first step towards synthesizing liquid fuels.
- 121
9
votes
1
answer
116
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Will the sulfur-iodine cycle and Haber Method work at lower pressures and temperatures?
I have a year-long research project next year in my senior year of high school, in which we have to make some product or prototype to solve some issue.
My interest was in the Liquid Fluoride ...
- 91
2
votes
1
answer
78
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Interaction between metalic nanoparticles and aggregation
I can't find any publication to deal with aggregation of colloidal metalic nanoparticles. What type of interaction(s) is/are there between aqeous metalic nanoparticles which give(s) rise to ...
- 517
2
votes
1
answer
238
views
Synthetical formation of diamonds
As everyone knows a diamond won't last forever. It will eventually turn into a graphite over a long period of time, as the free energy of graphite is lower than that of diamond, hence making the ...
- 341
2
votes
1
answer
180
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Do the compounds NaₓIrO₂ and NaOsO₂ exist?
Based on some physics background, I want to know whether have scientists synthesized these two materials: $\ce{Na_{$x$}IrO2}$ and $\ce{NaOsO2}$ in the lab, if so, what properties do they have?
I ...
- 123
4
votes
1
answer
566
views
Why was anhydrous magnesium carbonate “upsalite” discovered so late?
What complicated the synthesis of upsalite (anhydrous $\ce{MgCO3}$), for it to be synthesized and published in 2013 as opposed to the 20th century, as one would expect for such a simple salt?
- 405
10
votes
1
answer
11k
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What is 'autogenous pressure'?
Compound 1 was hydrothermally synthesized under autogenous pressure[1]
I've seen this term used a few times, but with no real explanation of what it means forthcoming. I suspect it refers to the ...
- 10.9k
23
votes
3
answers
585
views
Energy-efficiency aside, what are the chemical constraints on CO₂ capture and methanation?
Synthesising $\ce {CH4}$ from air and water (in a non-biological process) has been proposed as one form of energy storage. What are the chemical constraints at play here? That is to say, what sort of ...
- 1,530