Isotopes Flashcards
1
Q
What is an isotope
A
each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei, and hence differ in relative atomic mass but not in chemical properties
2
Q
Explain why the relative atomic mass of many elements is not a whole number.
A
It takes account of the abundance of each of the isotopes of the element. … relative atomic masses are often rounded to the nearest whole number, but are actually not whole numbers.
