Atomic Structure Flashcards
1
Q
Mass and charge of a proton
A
Mass - 1
Charge +1
2
Q
Mass and charge of a neutron
A
Mass - 1
Charge 0
3
Q
Mass and charge of an electron
A
Mass - 1/2000 1/1840 1/1836
Charge -1
4
Q
True or false
Most of the atom is made up of empty space
A
True
There are large gaps between the electrons and the nucleus
5
Q
Which 3 subatomic particles make up the atom
A
Protons
Electrons
Neutrons (Pen)
6
Q
What do all atoms on the periodic table have an overall charge of
A
0
7
Q
Describe the nucleus
A
In the middle of the atom
Contains protons and neutrons
Has a positive charge (protons)
8
Q
Describe the electrons
A
Occupy shells around the nucleus
Negatively charged
Very small but take up lots of space
