Naming Binary Compounds Game

We have spent several days practicing naming binary compounds. It’s time to play the “name binary compounds” game and write 8 chemical formulas with their names in your notebook.

the game is here: http://www.rsc.org/learn-chemistry/resources/gridlocks/puzzles/level-1/NamingCompounds.html

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Does PCl5 obey the octect rule?

Chlorine does but Phosphorus don’t.

Why? Phosphorous shares 5 electrons; 2 from s orbital and 3 from p. Electros on the p orbital are shared and those on the 2  are promoted to d.

To learn more go to: https://socratic.org/questions/does-pc5-obey-the-octet-rule