Structural Formulas for Covalent Molecules Is anyone good at doing these because I am so confused

1) C2H4

2) C3Cl8

3) SCl2

4) HClO2

5) HNO2

6) H2SeO3

7) H2S2

8) C2H6O2

9) C2H7N

10) C2NH3

11) C2PSH3

12) CH2O2PN

13) C2H2S

14) CH2O

15) N2H2

HOPE IT HELPS THANK ME LATER.

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.