Question
Oxirane is reacted with carbon dioxide before the hydrolysis of EC in Shell’s OMEGA process to isolate this compound. For 10 points each:
[10m] Name this compound which is reacted with terephthalic acid to produce the repeating unit of PET. This compound freezes at minus 12 degrees when pure, but a 60:40 mixture with water freezes at minus 50 degrees.
ANSWER: ethylene glycol [prompt on glycol or 1,2-diol]
[10e] Ethylene glycol is commonly added to this liquid mixture of hydrocarbons in jet fuel to act as an antifreeze. Less volatile than gasoline, this substance can be used to fuel vehicles and light lamps.
ANSWER: kerosene [or paraffin]
[10h] Aircraft with combustion engines instead of jet engines use avgas, which unlike normal motor gasoline contains this compound as an additive. This compound was phased out as an antiknock agent in the 1970s.
ANSWER: tetraethyl lead [or TEL or Pb(C2H5)4; prompt on lead]
<Science - Chemistry>
Summary
| 2024 Booster Shot (Waterloo) | 02/23/2024 | Y | 1 | 30.00 | 100% | 100% | 100% |
Data
| Waterloo Bust | Toronto Penguin World War | 10 | 10 | 10 | 30 |