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atom structure
vocabulary
Question | Answer |
---|---|
1 protons | Postive particle found in the nucleus of an atom . |
2 Neutron | The particle having no charge and found in the necleus. |
3 .Atomic # | The number of protons. |
Shell | The space outside the nucleus where electron orrbits |
Electrons | The negative particle of an atom that orbits in the nucleus |
4 Atom | The smallest particle of matter that displays the properties of an element . |
5 Element | A substance composed. Of only one kind of atom, it can not be broken down into simpler substance s by ordinary means. |