Atoms

CBSE Class 12 · Physics · 17 past questions

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1. Q7 2024

   A proton and an alpha particle having equal velocities approach a target nucleus. They come momentarily to…

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2. Q8 2024

   An electron makes a transition from n = 2 level to n = 1 level in the Bohr model of a hydrogen atom. Its…

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3. Q9 2024

   The transition of electron that gives rise to the formation of the second spectral line of the Balmer series…

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4. Q10 2024

   Energy levels A, B and C of an atom correspond to increasing values of energy i.e. $E_A < E_B < E_C$. Let…

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5. Q11 2024

   Using Bohr's postulates, derive the expression for the radius of the nᵗʰ orbit of an electron in a hydrogen…

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