CUET Preparation Today
CUET
Physics
Atoms
The ionisation energy of 10 times ionised sodium atom is
13.6 eV
13.6 × 11 eV
$\frac{13.6}{11} eV$
$13.6 \times(11)^2 eV$
$\left(E_{\text {ion }}\right)_{N a}=Z^2\left(E_{\text {ion }}\right)_H=(11)^2 13.6 eV$