Organic Chemistry, Analytical Chemistry, Biochemistry, Physical Chemistry, Computational Chemistry, Theoretical Chemistry, High School Chemistry, Colledge Chemistry and University Chemistry Forum.
Share your chemistry ideas, discuss chemical problems, ask for help with scientific chemistry questions, inspire others by your chemistry vision!
Please feel free to start a scientific chemistry discussion here!
Discuss chemistry homework problems with experts!
Ask for help with chemical questions and help others with your chemistry knowledge!
Generally, the atomic radii decrease across the period. But the atomic radii values of Bi (160pm) and Po (190 pm) indicate a deviation from the trend. The Po has a bigger atomic radius value than Bi, whereas it should have a smaller one? Thanks.