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1. he proposed the atomic theory of matter in 1803_____
2. He discovered that dalton's theory is not accurate and eventually discovered the negatively charged particle._____
3. A law which states that in a upchemical reactions, matter is neither created nor destroyed._____
4. He was able to discover nucleus____
5. A model which states that the atom consists of a dense positive center nucleus that is orbited by negatively charged electrons._____
6. He visualized the electrons as rotating in orbits around the nucleus_____
7. Produced when white light is pased through prism._____
1. he proposed the atomic theory of matter in 1803_____
2. He discovered that dalton's theory is not accurate and eventually discovered the negatively charged particle._____
3. A law which states that in a upchemical reactions, matter is neither created nor destroyed._____
4. He was able to discover nucleus____
5. A model which states that the atom consists of a dense positive center nucleus that is orbited by negatively charged electrons._____
6. He visualized the electrons as rotating in orbits around the nucleus_____
7. Produced when white light is pased through prism._____
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Answer:
1. John Dalton
2. J.J. Thompson
3. The Law of Conservation of Mass
4. Ernest Rutherford
5. The Rutherford Atomic Model
6. Niels Bohr
7. spectrum