What is atom? What is its charectristic ?
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Atom:-
Definition- An atom is the smallest particle of an element. It maintains its identify in all physical changes and chemical changes.
Characteristics- The size of an atom is extremely small. Atomic radius is measured in nanometres. Atoms have three sub-atomic particles, Electron, Proton and Neutron.
Definition- An atom is the smallest particle of an element. It maintains its identify in all physical changes and chemical changes.
Characteristics- The size of an atom is extremely small. Atomic radius is measured in nanometres. Atoms have three sub-atomic particles, Electron, Proton and Neutron.
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the smallest particle of chemical element that can exist.
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