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chemistry
Question | Answer |
---|---|
what is an atom | Smallest particle of an element |
who discovered electrons | J.J. Thomson |
who discovered protons & neutrons ? | Eugene Goldstein |
What did Thomson's model look like | Negatively charged particles are distributed throughout a uniform positive charge |
what does daltons model look like? | tiny, invisible particles with no internal structure |
what did Bohr's model look like? | electrons ove in a circular orbit at fixed distances from the nucleus |
what does Rutherford's model look like | small dense positively charged nucleus with the electrons moving around the neucleus |