Question

B. Statements given below are incorrect. Write
the correct statements.
1. Chadwick discovered the electron.
2. A proton is 1/1837 times heavier than an
electron.
3. The electrons in the outermost orbit of an
atom are called bound electrons.
4. The mass of neutron is equal to the
hydrogen atom and it is positively charged.
5. The core of an atom is called its centre.
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Answer 1

Answer:

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