Question
A compound containing two instances of this heteroatom is the prototypical exemplar of the gauche effect. A compound of antimony, hydrogen, and this element forms the strongest known superacid. Atoms of this element attached to an alkyl chain are often known as “forever chemicals.” This element bonds to two carbon atoms in the repeating polymer structure for (*) Teflon. This element has the highest value on the Pauling scale, meaning it is the most electronegative. This element’s anion can be added to water to prevent tooth decay. For 10 points, name this halogen with atomic number 9 and chemical symbol F. ■END■
ANSWER: fluorine [accept F before mention]
<Science - Chemistry>
 = Average correct buzz position
Buzzes
Summary
| Tournament | Edition | Exact Match? | TUH | Conv. % | Power % | Neg % | Average Buzz | 
|---|---|---|---|---|---|---|---|
| 2024 FARSI @ Columbia | 12/08/2024 | Y | 10 | 100% | 60% | 10% | 50.50 |