CDS Model Paper 3 General Knowledge
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Question : 49 of 120
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Match List I with List II and select the correct answer using the code given below the Lists:
| List I (Scientist) | List II (Discovery) |
| A. Goldstein | 1. Atomic theory |
| B. Chadwick | 2. Proton |
| C. JJ Thomson | 3. Neutron |
| D. John Dalton | 4. Electron |
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