In the image below we see, from left to right, the Pixel (5-inch), Nexus 5X (5.2-inch), Pixel XL (5.5-inch), and the Nexus 6P (5.7-inch). Compared to the Nexus devices, itâs quite impressive how much Google has trimmed down the overall size of these smartphones.
An atom of calcium has 2 valence electrons and an atom of sulfur has 6 valence electrons how many lone pairs of electrons are present in the lewis structure of calcium sulfur. 1. Follow.
Basically, if you have an atom like Sulfer, you take its 16 electrons and start placing them in shells and orbitals until you get a remainder. That is your valence electron number. 2 go in the first shell. 8 go in the next shell. 6 to go. Third shell can take up to 18, so 6 is your valence electron number.