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Questions and Answers
Who discovered the presence of new radiation in a discharge and called them canal rays?
Who discovered the presence of new radiation in a discharge and called them canal rays?
- Ernest Rutherford
- E. Goldstein (correct)
- J.J. Thomson
- Niels Bohr
What was the charge of the radiation discovered by E. Goldstein in a discharge?
What was the charge of the radiation discovered by E. Goldstein in a discharge?
- Negative
- Variable
- Positive (correct)
- Neutral
What was known about the atom by 1900?
What was known about the atom by 1900?
- It was a divisible particle
- It contained multiple subatomic particles
- It was an indivisible particle but contained at least one subatomic particle (correct)
- It was an indivisible particle with no subatomic particles
Who identified the electron in 1897?
Who identified the electron in 1897?
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