1. Naming and Formulas for Covalent Compounds Unit 6 – Part II

2. 3/21/2016Free template from www.brainybetty.com Naming Covalent Compounds Systematic (Prefix Method) 1. First element (least electronegative) named first using full element name 2. Second element name as if it were an anion (-ide) 3. Prefixes used to denote # of atoms present 4. mono is NOT used for the first element

3. 3/21/2016Free template from www.brainybetty.com Prefixes 1 – mono7 - hepta 2 – di8 - octa 3 – tri9 - nona 4 – tetra10 - deca 5 – penta12 - dodeca 6 - hexa

4. 3/21/2016Free template from www.brainybetty.com Naming Covalent Compounds Examples N 2 O –Dinitrogen monoxide NO –Nitrogen monoxide NO 2 –Nitrogen dioxide

5. 3/21/2016Free template from www.brainybetty.com Naming Covalent Compounds N 2 O 3 –Dinitrogen trioxide N 2 O 5 –Dinitrogen pentoxide

6. 3/21/2016Free template from www.brainybetty.com Writing Formulas for Covalent Compounds Just the opposite of naming – look at the name and reverse it back to the formula.

7. 3/21/2016Free template from www.brainybetty.com Writing Formulas for Covalent Compounds Examples Xenon tetrafluoride –XeF 4 Oxygen dichloride –OCl 2 Diphosphorus trioxide –P2O3–P2O3