Science Education Home Home Teachers Students Games Videos VA SOL Programs

Glossary

Alpha ParticlePrevious Question

(Alpha Particle)

Glossary Main Index

Next QuestionAvogadro's Number

(Avogadro's Number)

Alpha ParticlePrevious Question

(Alpha Particle)

Glossary Main Index

Next QuestionAvogadro's Number

(Avogadro's Number)

Alpha Particle Glossary Index Avogadro's Number

Atomic Number

Silver's atomic number is 47

The atomic number is equal to the number of protons in an atom's nucleus. The atomic number determines which element an atom is. For example, any atom that contains exactly 47 protons in its nucleus is an atom of silver.

Citation and linking information

For questions about this page, please contact Carol McKisson.