JEE Advanced 2020 Paper 2 Chemistry Q1
Chemistry · Atoms, Elements & the Periodic Table
Problem
The 1st, 2nd, and the 3rd ionization enthalpies, I₁, I₂, and I₃, of four atoms with atomic numbers n, n + 1, n + 2, and n + 3, where n < 10, are tabulated below. What is the value of n?| Atomic number | I₁ (kJ/mol) | I₂ (kJ/mol) | I₃ (kJ/mol) |
|---|---|---|---|
| n | 1681 | 3374 | 6050 |
| n + 1 | 2081 | 3952 | 6122 |
| n + 2 | 496 | 4562 | 6910 |
| n + 3 | 738 | 1451 | 7733 |