Question

lagan here ...Tell me their answers​

Answer 1

Answer:

Hii Lagan ✌

1. The mass of proton was approximately 1837 times as that of  electron.

2. The mass of a proton is taken as  1 amu unit and its charge as +1 e.

3. J.J. Thomson noticed and identified electrons in an atom in 1900.

4. Electrons are negatively charged particles present in an atom.

5. The proton has a charge, equal in magnitude but opposite nature in to that of the electron  

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Answer 2

Answer:

Hey Mate✌

Refer to Attachment.

Thanks..

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