Atomic number is the number of protons in an atom
- Atomic number is the number of protons in an atom true or false
- Atomic number is the number of protons in the nucleus of an atom
- What is the relationship between atomic number and the number of protons in an atom
- The number of protons in an atom is known as its atomic number
- Atomic number is equal to the number of protons in an atom
- Atomic number represents the number of protons in an atom
- Atomic mass is the number of protons in an atom
- Atomic number is the amount of protons in an atom
- An element's atomic number involves the number of protons in an atom because ___
- How is the atomic number related to the number of protons in an atom
- Atomic mass number is the number of protons present in the nucleus of an atom
- How does the atomic number related to the number of protons in an atom
- The atomic number is equal to the number of protons in the nucleus of an atom
- The atomic number of an atom is the number of protons in its nucleus
- The number of protons in an atom is its atomic number