Questions tagged [immiscibility]
This tag should be used when asking questions about two or more liquids that cannot mix, for example, water and oil. This tag should not be used for cases where two liquids can be homogenized by mixing, for example, cold and hot water, or water with two different dissolved salts and densities.
21
questions
-4
votes
2
answers
117
views
Does emulsify mean to combine or break down?
In chemistry, emulsification is defined as the "an additive which helps two liquids mix" (Source: Wikipedia), "a mixture of two or more liquids that are normally immiscible owing to ...
- 803
6
votes
0
answers
171
views
Which xylenes, if any, are immiscible with DMSO?
"Xylene" is reported to be immiscible with dimethyl sulfoxide (DMSO), according to a few solvent miscibility tables found online (chart 1, chart 2, chart 3). I have tried to locate some ...
- 782
2
votes
2
answers
3k
views
Miscibility gap of heptane-methanol mixture
To explain my question a bit better: I added heptane and methanol together in equal ratios (1:1) and observed a separation in phase where there appeared to be an oily layer sitting on top of the other ...
6
votes
2
answers
2k
views
Does Raoult's law hold for immiscible liquids?
I know that Raoult's law holds true only for a non volatile solute in a volatile solvent mixture wherein the vapour pressure of the solution gets lowered due to the addition of solute.
Now, first of ...
- 93
1
vote
0
answers
460
views
What determines solubility (or miscibility) in organic solvents?
I'm actually quite surprised that this isn't really mentioned anywhere on the internet (or I'm just bad at searching)! Solubility in water is known to be directly related by multiple factors, and for ...
- 387
-1
votes
1
answer
3k
views
I need help finding several immiscible liquids [closed]
I am trying to fill a vial with as many immiscible liquids as possible so that they form many separate layers. I want to do this as a way to visualise how liquids with different refractive indexes ...
- 123
7
votes
1
answer
563
views
Do we have some "rule of thumb" to estimate the miscibility of metals?
For example, for ordinary fluids, we have polar and apolar ones. The "rule of thumb" is that polar fluids mix with each other, and also apolar fluids mix with each other, but polar fluids ...
- 916
0
votes
0
answers
67
views
pH responsive polymer which is immiscible in water?
Can anyone suggest a pH-responsive polymer, which is immiscible in water (polar solvent) but miscible in oil (e.g vegetable oil)?
I want to study the change in the density of such polymers when they ...
11
votes
1
answer
311
views
Mutually immiscible liquids
How many mutually immiscible liquids can be stored in a glass bottle at S.T.P.?
According to
PATTLE, R. E. (1950). Systems of Mutually Immiscible Liquid Layers. Nature, 165(4188), 203–204.
a ...
- 111
2
votes
1
answer
434
views
Does acetophenone show haloform reaction?
Although acetophenone is a methyl ketone, as it is aromatic, it is immiscible in H2O so the last step in the haloform reaction should not occur?
I couldn't find any source regarding the haloform ...
- 1,027
4
votes
2
answers
3k
views
Miscibility of Hexane and Ethanol (Anhydrous vs 96%)
In my lab, I mixed 8:2 (mass:mass) of Hexane:Ethanol
(Hexane: 0 ppm of water content, ...
- 41
1
vote
1
answer
366
views
Direction of mass transfer in two film theory
In an extraction process compound A is transferred from one solvent to another solvent. The two solvent may be, for example, water and dichloromethane. These two solvents are immiscible and when ...
- 197
1
vote
0
answers
2k
views
Keep two Mica Powders separate in oil and water mixture [closed]
First off, apologies if this isn't the appropriate place to ask this, let me know and I'll remove immediately.
I recently acquired some Mica Powder Pigments, and they are fun the play with. I mixed ...
- 119
9
votes
2
answers
20k
views
Polarity of alcohols and their miscibility in water
I am an AP Chemistry student and there is a small detail concerning polarity of molecules that I am confused about.
My review book (Princeton review) says that ethanol has stronger intermolecular ...
- 101
1
vote
1
answer
381
views
Composites of Immiscible Solids - Aluminum and Lead Example
The $\ce{Al}$-$\ce{Pb}$ (aluminium-lead) phase diagram clearly depicts that when cooled from the liquid state, aluminium and lead are not miscible in the solid state, i.e. the crystal structure of ...
- 11