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प्रश्न
Name three fundamental particles of the atom. Give the symbol with charge, on each particle.
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उत्तर
The fundamental particles of the atom are: electrons, protons and neutrons.
| Particle | Symbol | Charge |
| electron | e– | -1 or 1.602 x 10-19 C. Where -1 represent its one unit negative electrical charge |
| proton | p+ | + 1 or 1.602 x 10-19 C. Where +1 represents one unit +ve electrical charge. |
| neutron | no | 0 |
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संबंधित प्रश्न
Write true or false for the following statement
The maximum number of electrons in the first shell can be 8.
Give the following a suitable word/phrase.
The electrons present in the outermost shell.
Give the following a suitable word/phrase.
The sum of the number of protons and neutrons of an atom.
WRITE SHORT ANSWER
What is the number of neutrons present in a potassium atom ?
ANSWER IN DETAIL
Name the three subatomic particles. How are they different from each other ?
ANSWER IN DETAIL
Write a note on valence shell.
State the location of electrons, protons and neutrons in an atom.
Define the term Mass number.
Define the term Nucleons.
What is meant by the term subatomic particles?
