SC3c Isotopes Flashcards
1
Q
isotopes?
A
atoms of an element with the same number of protons but different numbers of neutrons
2
Q
can atoms of an element have different numbers of protons?
A
no
3
Q
isotopes of the same element are….
A
chemically identical because they have the same number of protons and electrons
4
Q
how is the mass of of an atom measured?
A
measure their masses compared to an atom of carbon-12
5
Q
relative atomic mass (RAM)?
A
mean mass of an atom relative to the mass of an atom of carbon-12, which is assigned a mass of 12.
the RAM of an element is the mean relative mass of all the isotopes of the element.
6
Q
do RAMs have to be whole numbers?
A
no
