level: Fragrances
Questions and Answers List
level questions: Fragrances
| Question | Answer |
|---|---|
| NA | NA |
| what are essential oils | concentrated extracts of the volatile, non water soluble aroma compounds from plants |
| where are essential oils widely used | perfumes cosmetic products cleaning products flavourings in foods |
| what is the family of compounds commonly found in essential oils | terpenes |
| what are terpenes | compounds based on isoprene (c5H8) |
| what is the structure of isoprene | CH2C(CH3)CHCH2 |
| what is another name for isoprene | 2-methylbuta-1,3-diene |
| what do all terpenes contain | isoprene units joined together |
| are terpenes saturated or unsaturated | unsaturated |
| what is the formula for terpene compounds | (C5H8)n where n is the number of terpene units joined together |
| how can the number of terpene units used to form a terpene be calculated | add up the number of carbon atoms in the terpene and divide this number by 5 |
| what does the oxidation of terpenes produce | many of the compounds responsible for the aroma of spices derived from plants |