Examlex
Which of these stars are metal-poor?
Neutrons
Electrically neutral subatomic particles found in the nucleus of an atom, contributing to the atom's mass but not its charge.
Isotope
Variants of a particular chemical element which differ in neutron number, and subsequently in mass, but share the same number of protons.
Protons
Subatomic particles found in the nucleus of every atom, possessing a positive electric charge.
V
Commonly known as the symbol for vanadium, a chemical element with atomic number 23, recognized for its corrosion resistance and various applications in alloys.
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