Atomic Structure Flashcards
1
Q
What are isotopes
A
Different forms of the same element, that have the same number of protons, but a different number of neutrons.
2
Q
What are the three subatomic particles in an atom ?
A
Protons, Neutrons and Electrons
3
Q
How do you calculate the number of neutrons in an atom ?
A
Subtract the atomic number from the mass number
4
Q
What is an Isotope ?
A
An isotope is an element with the same number of protons but different numbers of neutrons
5
Q
What is the relative charge of a Proton, Neutron and Electron ?
A
Proton: +1, Neutron: 0, Electron: -1
6
Q
What is the electron configuration of sodium (atomic number 11) ?
A
2, 8, 1
