Atomic Structure — JEE Main 2025 · 29 Jan, Evening shift · Q56

Question

For hydrogen like species, which of the following graphs provides the most appropriate representation of E vs Z plot for a constant n ? [E: Energy of the stationary state, Z: atomic number, n = principal quantum number]

Accepted Answer

(B) Graph: curve starting at the origin and bending downward into negative E, falling ever more steeply as Z increases (downward parabola)

Answer

(A) Graph: straight line from the origin rising into positive E as Z increases

Answer

(C) Graph: straight line from the origin going linearly into negative E as Z increases

Answer

(D) Graph: curve starting at the origin and rising ever more steeply into positive E as Z increases (upward parabola)

Atomic Structure: JEE Main 2025 Chemistry question

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Atomic Structure: JEE Main 2025 Chemistry question

More on Atomic Structure