The following elements belong to the same group of periodic table. (Letters do not represent the actual symbols)
element | Atomic radius (nm) | lonic radius (nm) | First ionization (KJ mol-1) |
P | 0.137 | 0.066 | 736 |
Q | 0.089 | 0.031 | 900 |
R | 0.174 | 0.099 | 590 |
- State whether the elements are metals or non-metals. Explain your answer.
- Which element is the most reactive? Explain.