Chemistry worksheet featuring 10 Lewis structure problems with a worked answer key.

1) HF: H—F with three lone pairs on F.
2) HCN: H—C≡N with one lone pair on N.
3) CH₂Br₂: C central, bonded to two H and two Br. Each Br has three lone pairs.
4) CH₂O: C central, double bond to O, single bonds to two H. O has two lone pairs.
5) CO₂: O=C=O with two lone pairs on each O.
6) IBr: I—Br with three lone pairs on each atom.
7) P₂: P≡P with one lone pair on each P.
8) HOCN: H—O—C≡N with two lone pairs on O and one on N.
9) S₂: S=S with two lone pairs on each S.
10) C₂H₂: H—C≡C—H with no lone pairs on C.