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प्रश्न
Draw the atomic diagram of the following element showing the distribution of – protons, neutrons and the electrons in the various shell of the atom.
Argon – \[\ce{^40_18Ar}\]
[The upper number represent the – mass number and the lower number represent the – atomic number e.g. calcium – mass number = 40, atomic number = 20]
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उत्तर
Argon – \[\ce{^40_18Ar}\]
Atomic number Z = p = e = 15
Mass number A = p + n
40 = 18 + n
∴ n = 40 − 18 = 22
Ar
15 = 2, 8, 8
(K, L, M)
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संबंधित प्रश्न
Complete the following table.
| Atomic number | Mass number | Number of Neutrons | Number of protons | Number of electrons | Name of the Atomic species |
| 9 | - | 10 | - | - | - |
| 16 | 32 | - | - | - | Sulphur |
| - | 24 | - | 12 | - | - |
| - | 2 | - | 1 | - | - |
| - | 1 | 0 | 1 | 0 | - |
Give the following a suitable word/phrase.
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- Forms an anion
- Forms a cation
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Mass No =______ + No. of Neutrons.
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Boron, Aluminium, Gallium, Indium, Thallium
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