D. Nucleus 2. Millikan discovered the charge of this subatomic particle of small

Question

D. Nucleus 2. Millikan discovered the charge of this subatomic particle of small oil droplets. A. Electron B. Neutron C. Protorn D. Nucleus 3. Of the three types of radioactivity characterized by Rut particles? a-rays, ß-rays, and y-rays B. Y-rays a-rays and y-rays D. a-rays and ß-rays 4. Which form of radiation has a positive charge? , C. Y D. Ö 5. The gold foil experiment A. confirmed the plum-pudding model of the aton B. led to the discovery of the atomic nucleus C. was the basis for Thomson's model of the ator D. utilized the deflection of beta particles by gold

Explanation / Answer

2. Mullikan discovered the charge of "electron" from mullikan oil drop method.

So option "A" is correct.

3. alpha, beta & gamma rays of three types of radioactivity characterised by rutherford particles.

so option "A" is correct.

4.alpha form of radiation has positive charge.

so option "A" is correct.

5.

gold foil experiment led to the discovery of atomic nucleus.

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