2.1 Flashcards
1
Q
what do protons affect
A
element and mass
2
Q
what do neutrons affect
A
mass
3
Q
what do protons affect
A
charge
4
Q
which element has 8 protons
A
oxygen
5
Q
if an element has 8 protons and 10 electrons what is the charge
A
-2
6
Q
define an isotope
A
the same element that just varies in neutrons
7
Q
how can less common isotopes be identified
A
by their mass and whether they are radioactive or not.
8
Q
do less common isotopes act the same or different as more common isotopes
A
the same
9
Q
where are the valence electrons
A
outside ring
10
Q
what does the number in the bottom left mean in an element
A
how many protons
11
Q
what does the number in the top left mean in an element
A
the amount of protons and neutrons combined
12
Q
what does the number in the top right mean in an element
A
the charge
