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Question
Question 30
Match the names of the Scientists given in Column A with their contributions towards the understanding of the atomic structure as given in Column B.
A B
(a) Ernest Rutherford (i) Indivisibility of atoms
(b) J.J.Thomson (ii) Stationary orbits
(c) Dalton (iii) Concept of nucleus
(d) Neils Bohr (iv) Discovery of electrons
(e) James Chadwick (v) Atomic number
(f) E. Goldstein (vi) Neutron
(g) Mosley (vii) Canal rays
Match the names of the Scientists given in Column A with their contributions towards the understanding of the atomic structure as given in Column B.
A B
(a) Ernest Rutherford (i) Indivisibility of atoms
(b) J.J.Thomson (ii) Stationary orbits
(c) Dalton (iii) Concept of nucleus
(d) Neils Bohr (iv) Discovery of electrons
(e) James Chadwick (v) Atomic number
(f) E. Goldstein (vi) Neutron
(g) Mosley (vii) Canal rays
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Solution
(a) Ernest Rutherford - (iii) Concept of nucleus
(b) J.J.Thomson - (iv) Discovery of electrons
(c) Dalton - (i) Indivisibility of atoms
(d) Neils Bohr - (ii) Stationary orbits
(e) James Chadwick - (vi) Neutron
(f) E. Goldstein - (vii) Canal rays
(g) Mosley - (v) Atomic number
(b) J.J.Thomson - (iv) Discovery of electrons
(c) Dalton - (i) Indivisibility of atoms
(d) Neils Bohr - (ii) Stationary orbits
(e) James Chadwick - (vi) Neutron
(f) E. Goldstein - (vii) Canal rays
(g) Mosley - (v) Atomic number
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