Ionisation energy of He+ is 19.6 $\times$ 10-18 J atom-1. The energy of the first stationary state (n = 1) of Li$^{2+}$ is : (AIEEE 2...
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Atomic StructureIntro, Dalton's theory, discharge tube & oil drop experiments, Rutherford scatteringMEDIUMJEE Chemistry
Ionisation energy of He+ is 19.6 $\times$ 10-18 J atom-1. The energy of the first stationary state (n = 1) of Li$^{2+}$ is : (AIEEE 2010)
**Options:**
- **A.** 4.41 $\times$ 10-16 J atom-1
- **B.** - 4.41 $\times$ 10-17 J atom-1
- **C.** - 2.2 $\times$ 10-15 J atom-1
- **D.** 8.82 $\times$ 10-17 J atom-1
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**Difficulty:** MEDIUM | **Chapter:** Atomic Structure | **Topic:** Intro, Dalton's theory, discharge tube & oil drop experiments, Rutherford scattering