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प्रश्न
Write the significance of atomic number.
लघु उत्तर
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उत्तर
- The atomic number is equal to the number of protons present in the nucleus.
- It is the unique identity of an element.
- In a neutral atom, the atomic number is equal to the number of electrons.
- It determines the electronic configuration of an element.
- It helps to determine the position of an element in the periodic table.
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