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Carbon tetrachloride is not miscible with water but miscible with many other liquid organic compounds.
Cyclohexene is very miscible with other organic solvents.
Dichloromethane (methylene chloride) has a higher density than water. It will settle to the bottom of a dichloromethane:water mixture. Is this what you are asking?
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Alcohols are a family of organic compounds characterized by a hydroxyl group (-OH). There are many different alcohols, and some are miscible in water while others are not. Low molecular weight alcohols having one carbon (methanol), two carbons (ethanol), and three carbons (n-propanol and isopropanol) are miscible in water, as is tert-butanol. Less branched butanols and alcohols having five or more carbons behave more like hydrocarbons and are immiscible in water.
No, ethanol and water are miscible. For an extraction, you want two solvents that are immiscible (mutually insoluble). Standard choices for the organic phase are ethyl acetate or dichloromethane. For the aqueous phase, use water, aqueous acid or aqueous base, depending on the compound you are trying to isolate.
Caffeine is a polar molecule thus it has hydrophobic portions, and dichloromethane is s polar organic solvent which is fairly good at dissolving most organic molecules. In water caffeine dissolves for the most part via formation of hydrogen bonds where atoms with free electron pairs are involved, and the solubility of caffeine in water in 2.2mg/mL at 25 C, 180 mg/mL at 80 C, and 670 mg/mL at 100 C. where caffeine is not all soluble in water at room temperatureWhen caffeine is brought in close contact with dichloromethane most of the caffeine migrates into the organic layer.
Methylbenzene, aka toluene, is not miscible in water. It is miscible in organic solvents such as hexane and acetone.
Carbon tetrachloride is not miscible with water but miscible with many other liquid organic compounds.
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Cyclohexene is very miscible with other organic solvents.
Depending on each organic compound ! Reaction or no reaction, soluble or not, miscible or not, etc.
The density of the aqueous layer is higher.
Caffeine is a compound with the chemical formula C8H10N4O2.
Miscible is not the correct word - probable you think to soluble; and because NaCl is a polar compound it is not soluble in these organic compounds (the formula C7H14 correspond to three compounds).
Dichloromethane (methylene chloride) has a higher density than water. It will settle to the bottom of a dichloromethane:water mixture. Is this what you are asking?
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