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प्रश्न
Which sub-atomic particle was discovered by Goldstein.
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उत्तर
Goldstein discovered protons.
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संबंधित प्रश्न
What is the positive charge on the nucleus of an atom due to?
Name the subatomic particle whose relative charge is : +1
What is a proton? How does it differ from a neutron?
Why are anode rays also called as 'canal rays'?
Define: Neutron
Represent a proton ‘p’ in term of its symbol showing the subscript and superscript value.
Represent an electron ‘e’ in term of its symbol showing the subscript and superscript value.
In response to a question, a student stated that in an atom, the number of protons is greater than the number of neutrons, which in turn is greater than the number of electrons. Do you agree with the statement? Justify your answer.
Complete the Table on the basis of information available in the symbols given below
- `""_17^35"Cl"`
- `""_6^12"C"`
- `""_35^81"Br"`
| Element | np | nn |
An atom is electrically neutral. Give reason.
