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Questions and Answers
What uniquely identifies an element and determines its position on the periodic table?
What uniquely identifies an element and determines its position on the periodic table?
- Mass number
- Isotopes
- Atomic number (correct)
- Isobars
Which of the following represents the total number of protons and neutrons in an atom?
Which of the following represents the total number of protons and neutrons in an atom?
- Isotopes
- Mass number (correct)
- Isobars
- Atomic number
What term is used to describe atoms of the same element with different numbers of neutrons?
What term is used to describe atoms of the same element with different numbers of neutrons?
- Mass number
- Isobars
- Atomic number
- Isotopes (correct)
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Study Notes
4.5 Atomic number and mass number 4.5.1 Atomic number 4.5.2 Mass number 4.6 Isotopes 4.6.1 Isob
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