ABC26PH0276 · Atomic Structure

Subject: Physical Chemistry · Chapter: Atomic Structure · Topic: Atomic Structure – General · Exam: GATE 2005-2021 · Marks: 2 · Difficulty: Medium

The ionisation potential of hydrogen atom is 13.6 eV . The first ionisation potential of a sodium atom, assuming that the energy of its outer electron can be represented by a H - atom like model with an effective nuclear charge of 1.84, is
(a)46.0 eV
(b)11.5 eV
(c)5.1 eV
(d)2.9 eV
Answer
Answer (as printed): C
Explanation
No explanation was printed for this question.

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