What up Poly?
How many carbons are in:
Al2(CO3)2
2
metal combined with a non-metal
CuO
Copper(II) Oxide
Angle for a bent molecule:
105'
Water is: P or NP
Polar
P
Calcium Carbonate formula:
Ca(CO3)
metal combined with a metal:
COVALENT
Fe2S3
Iron(III) sulfide
Angle for a pyramidal molecule like ammonia:
107.3'
Equal sharing of electrons: P or NP
Non- Polar
K3PO4 Name would be written as:
Potassium phosphate
sodium chloride combines easily with chloride forms easily to make a(n):
IONIC compound
CuClO4
Copper(I) perchlorate
Angle for a tetrahedral molecule like methane:
109'
Unequal sharing of electrons: P or NP
Polar
P
Copper(II) Nitrate formula:
Cu(NO3)2
Metals in IONIC compounds form cations or anions?
cations
"paws - itive" positive charges
N2O
dinitrogen monoxide
angle for a trigonal planar molecule like BF3
120'
Partial charges created due to unequal sharing of electrons:
Polar
Partial charge
Which transition metals do NOT have Roman numerals written out?
Zinc and Mercury
Zn Hg
Why do cations have a positive charge?
lose electrons
groups 1 to 3 lose 1 to 3 electrons.
P4O10
AND
(HH4)2CrO4
tetraphosphorus decoxide
AND
Ammonium chromate
Bond angle for linear molecule:
180'
Vegetable oil is: P or NP
NP
Non-polar
if water will not dissolve a substance, oil should be tried.