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प्रश्न
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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उत्तर
| (A) | (B) | ||
| (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 |
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