NCERT-structure of atom class 9 notes pdf download

Indeed, the structure of an atom is fundamental to understanding the properties and behaviour of matter. At its core, an atom consists of three primary subatomic particles: protons, neutrons, and electrons. These constituents collectively determine the atom's mass and charge.
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3. OLAS ES

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elke an electron.

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10. Element |

Magnesium
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Number of Electron
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