Question

What substances like pigments, water, sugars, or starch dissolve in hexane?

Answers

GPT-4o mini
Hexane is a non-polar solvent, meaning it primarily dissolves non-polar substances. In contrast, polar substances such as water, sugars, and starch do not dissolve well in hexane. Here are some substances similar to pigments, water, sugars, and starch that are more likely to dissolve in hexane:

1. **Non-polar organic compounds**: This includes hydrocarbons (like alkanes, alkenes, and alkynes), which have similar non-polar characteristics.
2. **Lipids and fats**: Many oils, fats, and lipids are soluble in hexane due to their non-polar nature. This includes substances such as vegetable oils and animal fats.
3. **Certain dyes and pigments**: Some non-polar dyes and pigments, such as carotenoids or some of the synthetic organic dyes, may dissolve in hexane.
4. **Waxes**: Many natural and synthetic waxes, which are also non-polar, will dissolve in hexane.
5. **Cholesterol and other sterols**: These are non-polar and will readily dissolve in hexane.

In summary, hexane is effective at dissolving substances that are similar in polarity—primarily non-polar substances—while polar substances like water, sugars, and starch do not dissolve well in it.

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