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Structure of Atom question

2024 · Q118

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NEET
Chemistry
Structure of Atom
2024 · Q118

Structure of Atom question

2024 · Q118

NEETChemistryStructure of AtomMCQ+4 / −1

The energy of an electron in the ground state $\mathrm{(n=1)}$ for $\mathrm{He}^{+}$ ion is $\mathrm{-x} \mathrm{~J}$ , then that for an electron in $\mathrm{(n=2)}$ state for $\mathrm{Be}^{3+}$ ion in $\mathrm{J}$ is

A
$-x$
B
$-\frac{x}{9}$
C
$-4 x$
D
$-\frac{4}{9} x$

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