More than a century ago, J. J. Thomson first characterised the $^1\mathrm{H}_3^+$ ion. $^6\mathrm{Li}$ is a scarce isotope of lithium that forms the $^6\mathrm{Li}^+$ ion. Which statements are correct?
- A1, 2 and 3 are correct
- B1 and 2 only are correct
- C2 and 3 only are correct
- D1 only is correct