The following table lists experimental values for three atomic properties of five…
CHEMISTRY · Multi-part · A Level · Chemistry · Periodicity and periodic trends · Periodicity and periodic trends
Problem
The following table lists experimental values for three atomic properties of five consecutive elements in Period 3 (elements are presented in no particular order).| Element | First ionization energy / | Electronegativity (Pauling) | Electron affinity / |
|---|---|---|---|
| A | 496 | 0.93 | –53 |
| B | 1000 | 2.16 | –73 |
| C | 786 | 1.31 | 0 |
| D | 1251 | 2.58 | –200 |
| E | 578 | 1.00 | –48 |