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Model Electrons Nucleus

MATERIALS & EQUIPMENT

Element Name

Sodium

Element Symbol

Na

Number of Protons

11

Number of Neutrons

12

Number of Electrons

11

Number of Shells

3

QUESTIONS

This model is unlike a real atom in that:

The electrons in this model are not bound by the attraction of a positively charged nucleus that lies at their centre since they are glued together and their identities not confirmed as either positive or negative. Electrons in an atom are usually in continuous motion contrasting in this model where they are stringed together .the electrons in this model are not orbiting around the nucleus in a sequence of concentric shells an move in different directions in the nucleus

This model is like an atom in that:

The model assumes an equal number of proton and neutrons in it structure and also ensures that the mass number is taken into consideration where the number electron are twelve in number.

Reference

Bullard, R. (1991) sodium nitrate: invention distinctiveness and revelation of constituent. Denver Wildlife Research Center. 4p.

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