Chemistry

Chemistry

Problem

List-I shows various functional dependencies of energy (EE) on the atomic number (ZZ). Energies associated with certain phenomena are given in List-II. Choose the option that describes the correct match between the entries in List-I to those in List-II. ## List-I (P) E∝Z2E \propto Z^2 (Q) E∝(Z−1)2E \propto (Z - 1)^2 (R) E∝Z(Z−1)E \propto Z(Z - 1) (S) EE is practically independent of ZZ ## List-II (1) energy of characteristic x-rays (2) electrostatic part of the nuclear binding energy for stable nuclei with mass numbers in the range 30 to 170 (3) energy of continuous x-rays (4) average nuclear binding energy per nucleon for stable nuclei with mass number in the range 30 to 170 (5) energy of radiation due to electronic transitions from hydrogen-like atoms (A) P→4, Q→3, R→1, S→2 (B) P→5, Q→2, R→1, S→4 (C) P→5, Q→1, R→2, S→4 (D) P→3, Q→2, R→1, S→5

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