How many statements given below are true ? (a) The energy of an electron in a multi electron atom de — NEET Chemistry Past Papers Chemistry Question

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How many statements given below are true ? (a) The energy of an electron in a multi electron atom depends on its principle quantum number & azimuthal quantum number. (b) Energies of the orbitals in the same subshell decreases with increase in the atomic number. E (H) > E (Li) > E (Na) > E (K) (c) Sodium has 10 core electrons (d) The size, shape & energy of all 3 p orbitals are identical. (e) If probability density |ψ| is constant on a given surface, |ψ| is also constant over the surface. The boundary surface for |ψ| & |ψ| are identical. (f) There are two d-orbitals which do not have electron density along the axis. (A) 2 (B) 1 (C) 5 (D) 6