Atomic Stricture Flashcards
1
Q
Copper has how many electrons
A
29
2
Q
What is the mass number of tin
A
119
3
Q
Nucleus
A
The centre of an atom that is made up of protons and neutrons is the majority of the mass of an atom
4
Q
Neutron
A
The neutral charge in the nucleus
5
Q
Electron
A
Negatively charge atoms in a nucleus
6
Q
Proton
A
Positive atoms in nucleus
7
Q
Atomic number
A
The number of protons in a neutral atom it is also equal to the number of protons
8
Q
Mass number
A
The larger number on the atom
9
Q
Ion
A
An atom that has an electrical charge due to gaining or loosing a electron
10
Q
Isotopes
A
Atoms with the same number or protons same element symbol with mass number in the top right atomic number in the bottom left and sometimes charge in the top right
