How many unpaired electrons are in a sulfur atom (atomic number 16)?
c)2 sulfur has 16 electrons Its electronic configuration is 1s2, 2s2, 2px2, 2py2, 2pz2 , 3s2, 3 px2, 3py1, 3pz1 so sulfur has one unpaired electron in 3py and one unpaired electron in 3pz : total = 2
