220k views
4 votes
Which of the following are elements? O2 Ca KF B

User Dpineda
by
8.3k points

2 Answers

4 votes
Ca is the only element perhaps B
User Chris West
by
8.7k points
6 votes
KF, is the only non element as it's a compound.
User GodsCrimeScene
by
8.4k points