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RAD150 Chapter 2
Question | Answer |
---|---|
What is the smallest particle of an element? | atom |
What are the fundamental particles? | nucleons (protons & neutrons) & electrons |
What is the atomic number? | number of protons in the nucleus |
What is the elemental mass of a neutron, proton, & electron? | neutron=1 amu proton=1 amu electron=0 amu |
What is the atomic mass number? | number of protons & neutrons in the nucleus |
What is the electron capacity of a shell? | 2n^2 (n=principal quantum number) |
What is an isotope? | same Z#, different A#, same protons |
What is an isobar? | same A#, different Z# |
What is an isotone? | different A#, different Z#, same neutrons |
What is an isomer? | same A#, same Z#, different arrangement |
What is the smallest particle of a compound? | molecule |