What is the difference between Z and Zeff?

Related questions

1. What is classification of elements?
2. What are the periodic trends in electronegativity?
3. What is the trend for electron shielding across a period?
4. What group has the highest electron affinity?
5. What is Zeff trend?
6. Why does Electropositivity increase down a group?
7. Does boiling point increase down a group?
8. Why does Z effective increase down a group?
9. What is the trend for electron affinity?
10. What do the numbers on the periodic table mean?

Tags

1. #1s22s1
2. #electron
3. #protons
4. #constant
5. #shielding
6. #effective
7. #example
8. #experienced
9. #shielded
10. #where
11. #given
12. #electrons
13. #screening
14. #lithium
15. #charge
16. #attraction
17. #nuclear
18. #orbital