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प्रश्न
The properties of the elements are a periodic function of their __________.
पर्याय
atomic number
mass number
relative atomic mass
उत्तर
The properties of the elements are a periodic function of their atomic number.
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संबंधित प्रश्न
Multiple Choice Questions
The sub atomic particle with negative charge is
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Rutherford won the Nobel Prize in 1908 for his investigations in the field of ......................
An element has an atomic number 12. How many electrons will be present in the K, L and M energy shells of its atom?
Give reason
Actual atomic mass is greater than mass number.
Match the statements in List I with the correct answer from List II.
| List I | List II |
| 1. Mass number of an atom is the number of protons and | A: Electron |
| 2. The sub-atomic particle with a negligible mass. | B: Argon |
| 3. An atom having stable electronic configuration. | C: Nitrogen |
| 4. A molecule formed by sharing of electrons [covalency] | D: Sodium |
| 5. A metallic atom having unstable electronic configuration. | E: Neutrons |
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Atomic no. = 1
Mass no. = 1
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The diagram represents an isotope of hydrogen [H]. Answer the following:
Atomic no. = 1
Mass no. = 1
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Ca2+ has completely filled outer shell. Justify your answer.
In which one of the following, the number of protons is greater than the number of neutrons but number of protons is less than the number of electrons?
