WorksheetsChemistry
Total questions: 67
Worksheet time: 51mins
How many valence electrons carbon
1
3
4
6
Unlike most other atoms carbon has the ability to catenary what does catenary mean?
Ability to bond itself together
Ability to form cations
Ability to conduct heat
None of these
Which of the following is NOT a form of carbon
Graphitte
Sapphire
Coal
Diamond
What kind of orbitals does carbon use for hybrids toon in bonding
S
P
Sp2
Sp3
Which of the following is an alcohol
Graphite
Methanol
Benzaldehyde
Water
Which of the following is a carboxylic acid
CH3COOH
CO
COOH
NaOH
What type of compound is CH3NH2
Acid
Amine
Amide
Ammonia
What is the name of a compound that contains C-O-C group
Ester
Amide
Ether
Ene
Which of the following is an alkane
CH4
C3H8
C4H10
All are alkanes
The functional group of acetic acid is
Alcohol
Aldehyde
Carboxylic acid
Ester
The VSEPR structure of methane (CH4) is
Linear
Trigonal
Bent
Tetrahedral
Pyramid
What is the name of the organic compound with the formula C8H16
Pentene
Heptene
Ocetene
Pentyne
Octane
The bond angle between for H-C-H in methane is
180
120
109.5
90
Not
The molecular formula for 5-butyl - 2,4 dimethyledecane is
C15H32
C17H34
C16H34
C15H34
Alkynes have the general formula
CnH2n+2
CnH2n
CnH2n-2
CnHn
CH5
Sublimation
Exothermic reaction
Liquid to vapor phase change
Solid to gas phase change
Endothermic reaction
Deposition
Weak force in nonpolar molecules
Ice is heated to liquid water
Gas to solid phase change
Gas
Liquid to vapor phase change
(a)
Ice is heated to liquid water
(a)
Making ice from liquid water
(a)
Exothermic reaction
(a)
Endothermic reaction
(a)
Temp and pressure at which all three phases exist
(a)
Beyond this point everything is gas
(a)
Graph of pressure versus temp for a pure substance
(a)
Only occurs between H and F O N
(a)
Weak force in non polar molecules
(a)
Present in HBr in water
(a)
Present in NaCl in water
(a)
Triple point
(a)
Critical point
(a)
Solid phase
(a)
Liquid phase
(a)
Gaseous phases
(a)
Normal freezing point
(a)
Which is not a collimating property
Freezing point depression
Osmotic pressure
Vapor pressure lowering
Boiling point depression
Which of the following lists STRONG acids
HCL
HBr
HF
None
Select the concentration unit that is temp independent from the following
Percent by mass
Molarity
Percent by volume
What is the value of the cant Goff i factor for magnesium phosphate Mg3(PO4)2 in aqueous solution
8
9
2
5
Which of the following Aqueous solutions will result in the highest F P and lowest B P
0.1 m NaCl
0.1 m CaCl2 +0.1 m NaCl
0.2 FeCl3
0.1 m C6H12O6
Which is true about radioactive decay
The generalized unit for the rate constant of a radioactive decay process is m -1s-1
Radioactive decay is temp dependent
All radiation decay reactions start
Gamma radiation is most damaging
The reaction A +2B to produc has the rate law of rate=k(A)(b).
324
27
81
162
The tabulated data was collected for the following
Rate=k(ch3cl)(cL)2
Rate=k[CH3CL]-1[Cl2]3
Rate=k
Rate=k[Cl2]0[CH3Cl]1
Plutonium 233 has half life 20 mins if you have 10 g of 233
1 million
60
40 mins
Never
Appropriate units for twenty third order
M/s
M-22s-1
S-1
M-23s-1
The total of all mole fractions of all species in solution must equal
0
2
1
100
Calculate the fo of solution made by dissolving 117 g of NaCl in 1500 g
(a)
Colligitive properties depend on the _______ and not the ____
Kind, number
Number, kind
Conductivity, solubilty
None
In general, the solubility of a gas ___ with increasing temperatures
Increases
Decreased
Stays the same
If the equilibrium constant Kc is 10.6 at a certain temp and if kf= 5.1 x 10-2 s-1, calculate the value of kr
(a)
At equilibrium the pressure of the reacting mixture
CaCOs——> CaO + CO2
(a)
What is the difference between the equilibrium constant Kc and the reaction quotient Q?
(a)
N2 + 3 H —-> 2NH3
(a)
Temp is raised
(a)
More chlorine gas is is added to the reaction mixture
(a)
Some PC13 is removed from the mixture
(a)
The pressure on the gases is increased
(a)
A catalyst is added to the reaction mixture
(a)
200. mLof 0.0040 M BaCl2 are added to 600 ml of 0.0080
(a)
Find Hand OH of a solution ph 7
(a)
What is the chemical name for the aspirin you made
Acetaminophen
Salicylic Acid
Acetyl Salicylic Acid
Ibuprofen
Titration tube
(a)
What did you learn about the melting point of pure and impure substance
(a)
What color does an indicator turn
(a)
What do you call the titration that saves time
(a)
What acid smells bad
(a)
Eat temp of Bunsen burner
(a)
