Chapter 2 - Atoms, Ions & Compounds, Chapter 3 - Amount Of Substance Flashcards
1
Q
Isotopes
A
Different forms of the same element - same no of protons but diff no of neutrond
2
Q
Ions
A
Charged atoms
3
Q
Cations
A
Positive ions
4
Q
Anions
A
Negative ions
5
Q
Relative atomic mass
A
Ar - weighted mean mass of an atom of an element relative to 1/12th of the mass of a c-12 atom
6
Q
Relative isotopic mass
A
Mass of an isotope relative to 1/12th of the mass of C-12
7
Q
Phosphate ion
A
PO4(-3)
8
Q
Nitrite ion
A
NO2(-1)
9
Q
Sulfite ion
A
SO3(-2)
10
Q
Hydrogen carbonate ion
A
HCO3(-1)
11
Q
Zinc ion
A
Zn(+2)
12
Q
Silver ion
A
Ag(+1)
13
Q
Nitrates solubility
A
Always
14
Q
Chlorides solubility
A
All except silver and lead chloride
15
Q
Sulfates solubility
A
All except barium, strontium and lead sulfate
