Ionic Compounds Flashcards
1
Q
Properties of ionic compounds
A
High melting point, high boiling point, high hardness, only conductive in liquid/molten state
2
Q
Electrolyte?
A
Ionic compound whose aqueous solution conducts an electric current
3
Q
Formation of ionic compounds is always
A
Exothermic
4
Q
Electron Affinity
A
How much attraction an atom has for an electron
5
Q
Ionization energy
A
How easily an atom loses electrons
6
Q
Lattice energy
A
Energy required to separate 1 mol of the ions of an ionic compound
7
Q
What elements require Roman numerals
A
D-block and staircase
8
Q
How is lattice energy determined
A
Charge (Check first) then size
9
Q
Permanganate
A
MnO4-
10
Q
Acetate
A
C 2H 3O 2 -
11
Q
Hydrogen carbonate (bicarbonate)
A
HCO 3 -
12
Q
Ammonium
A
NH 4 +
13
Q
Cyanide
A
CN -
14
Q
Dichromate
A
Cr 2 O 7 2-
15
Q
Hydroxide
A
OH -
