Atomic structure Flashcards
1
Q
Particles found in the nucleus
A
Proton and Neutron
2
Q
Subatomic particle found orbiting the nucleus
A
electron
3
Q
mass of proton
A
1amu
4
Q
charge of a proton
A
1+
5
Q
mass of neutron
A
1amu
6
Q
charge of neutron
A
0
7
Q
mass of electron
A
0
8
Q
charge of electron
A
1-
9
Q
in an atom
A
number of protons=number of electroms
10
Q
isotope
A
an atom with the same atomic number but different mass number
11
Q
amu stands for
A
atomic mass unit
12
Q
charge of an atom
A
0
13
Q
charge of a nucleus
A
+
14
Q
atomic number is always the same as
A
number of protons
15
Q
the periodic table is organised by
A
increasing atomic number
