Units 1, 2
Units 3
Units 4, 5
Units 6, 7
Units 8, 9
100
What is the Empirical Formula C2H10O4
CH5O2
100
True or False
Substances with similar intermolecular forces will tend to be miscible in one another.
True
100
Two colorless liquids react and form a blue precipitate. Is this a chemical or physical reaction?
Chemical Reaction!
100
When bonds break is it endothermic or exothermic
endothermic
100
Which one is the Anode
Zinc
200
What is the electron configuration of Bromine?
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5
200
-Brittle
-Poor conductors in solid state but good when its liquid
-Held by a 3d lattice structure.
The following statements describe which type of solid.
Ionic Solid
200
Which molecule (hydrogen or oxygen) will face a Ca2+ ion in Ca(OH)2(s) and why?
Oxygen because it is a negatively charged ion
200
What is the correct order of the states of matter going up a COOLING curve?
Gas, Liquid, Solid
200
What is the pH of a solution with a pOH of 11.34?
pH=2.66
300
What element is this?
Calcium (Ca)
300
Which molecule has a stronger London Dispersion Force? Fluorine , Chlorine , Bromine
Bromine because the molecule itself is larger which leads to a more polarizable electron cloud resulting in stronger LDF.
300
Which step determines the rate in a reaction?
Slow step
300
What is the reaction quotient, Qc , for the reaction:
PbCl2(s) <--> Pb2+(aq) + 2Cl-(aq)
Qc=[Pb2+][Cl-]2
300
What are the strong acids and bases?
Acids: HCl HI HBr H2SO4 HNO3 HClO4
Bases: all groups 1 and 2 + hydroxide