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the structure of ato
atomic structure
| Question | Answer |
|---|---|
| what is an electron? | electron is a negative charge subatomic particle that is found in the space outside in the nucleus of an atom. |
| what properties can be used to compare protons, electrons and neutrons? | charges, mass, and location |
| what is a neutron? | a neutron is a neutral subatomic particle that is found in the nucleus of an atom. |
| how are atoms of one element different from other elements? | atoms of different elements have number of different protons |
| what is atomic number? | atomic number of an element equals the number of protons in an atom of that element |
| what is the difference between two isotopes of the same element? | isotopes of an element has the same atomic number but differ in mass because they have different number of neutrons |
| what are isotopes? | isotope are atoms with the same element that have different number of neutrons and different mass |
| what is mass number? | mass number is the total number of protons and neutrons in the nucleus of that atom |
| how can atoms be neutral if they contain charged particles? | it is because they have equal number of positive and negative charge atom |
| what is a proton? | protons is a positive charge subatomic particle that is found in the nucleus of an atom. |
| what are three subatomic particles? | protons, neutrons and electrons |
Created by:
rukky12
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