Podcast
Questions and Answers
What distinguishes one chemical element from another?
What distinguishes one chemical element from another?
- The size of their atoms
- The number of electrons in their atoms
- The number of neutrons in their atoms
- The number of protons in their atoms (correct)
Which particle(s) make up the nucleus of an atom?
Which particle(s) make up the nucleus of an atom?
- Protons, neutrons, and electrons
- Neutrons and electrons
- Protons and neutrons (correct)
- Protons and electrons
What defines the isotope of an element?
What defines the isotope of an element?
- The number of electrons
- The size of the atom
- The number of neutrons (correct)
- The number of protons
Why can't humans see atoms with conventional microscopes?
Why can't humans see atoms with conventional microscopes?
Which element has an atomic number of 11?
Which element has an atomic number of 11?