2. Covalent Compound Notes Covalent Compounds – Electrons Prefixes Non-metal + Non-metal Stuck together in a molecule – Electrons are SHARED between elements 1= mono 6= hexa 2= di 7= hepta 3= tri 8= octa 4= tetra 9= nona 5= penta 10= deca

3. Covalent Compounds Name  Formula Pentachlorine dioxide Carbon monoxide Tribromine hexasulfide Cl 5 O 2 CO Br 3 S 6

4. Covalent Compound Notes Formula  Name P 4 C 8 F 9 I 6 SN 3 Tetraphosphorus octacarbide Nonafluorine hexaiodide Sulfur trinitride

5. Covalent Compound Notes Naming Rules 1. Write prefix and name of first element (if prefix is mono just write element name). 2. Write prefix and root name of second element. 3. Add - ide to root name of second element