Three hydrogen atoms are replaced by three atoms of this element in an acetic acid (10[1])derivative to increase its Ka (“K-a”) by (10[1])34,000 times. (10[2]-5[1])A (10[1])uranium compound with six atoms of this element (10[2])is a (10[1])byproduct (10[4])of enrichment. (10[2])A polymer in which each carbon (-5[1])is bonded to two atoms of this element (10[1])is used to coat stir bars and non-stick pans. This element (10[1])and hydrogen (10[3]-5[1])form (10[2])a binary acid that can etch glass. Carbon, chlorine, (10[1])and this element (10[1])name a class (10[1])of volatile compounds that includes refrigerants like (10[1])Freon. (10[1])This element has a value close to 4 on the Pauling scale, (10[2])as it is the most electronegative (10[3])element. (10[1])For 10 points, name this lightest halogen (10[1])commonly added (10[1])to toothpaste. ■END■ (10[5])