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10 Cards in this Set
- Front
- Back
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What does the atomic number represent |
The number of protons in the nucleus |
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how many protons electrons and neutrons does carbon-13 have |
6,6,7 |
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What is the net charge of an atom with the same number of protons and electrons? |
zero |
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a neutral atom of silicon has how many electrons |
14 |
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In order for an atom to be considered stable what is the general rule that must be followed. |
The number of neutrons should equal the number of protons. |
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Which of the following is a true statement about neutral atoms |
All neutral atoms of the same element have the same number of electrons and protons but may have different numbers of neutrons. |
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A common isotope of iron has amass number of 56. How many protons and neutrons does the atom have in its nucleus? |
Different colored bright lines represent |
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light of different energies |
Electrons that are in the outer most shell of the atom are considered to be in the |
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valence shell |
The ________ is one kind of particle that makes up the atom and carries a positive charge. |
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Proton |
Compared to protons electrons have Much smaller mass and opposite charge. |
