Podcast
Questions and Answers
What does the atomic number indicate about an atom?
What does the atomic number indicate about an atom?
- What the atom is (correct)
- The number of electrons in the atom
- The number of neutrons in the atom
- The mass of the atom in atomic mass units
The atomic number is equivalent to which of the following?
The atomic number is equivalent to which of the following?
- The number of protons (correct)
- The mass number
- The number of neutrons
- The number of electrons
What occurs if the number of protons in an atom changes?
What occurs if the number of protons in an atom changes?
- The atom becomes a different element (correct)
- The atom's electrons increase
- The mass number remains unchanged
- The atom becomes an isotope
If a sodium atom maintains its identity, how many protons does it have?
If a sodium atom maintains its identity, how many protons does it have?
What defines an ion?
What defines an ion?
Flashcards
Atomic Number
Atomic Number
The number of protons in an atom's nucleus. It defines the element.
Proton
Proton
A positively charged particle found in the nucleus of an atom.
Ion
Ion
An atom with a different number of protons and electrons, resulting in a net electrical charge.
Mass Number
Mass Number
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Neutron
Neutron
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