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WorksheetsC3 products
Total questions: 21
Worksheet time: 5hrs 15mins
What does C3 in "C3 product" refer to?
Core 3 products
Hydrocarbons with 3 carbons
Chapter 3 products
Who cares??!!
The general formula for alkanes is_________________.
CnH2n+2
CnH2n
C2nH4n+2
CnHn
The following shows the physical properties of propane except _______________________________.
Propane gas is tasteless and odorless.
Propane gas is colorless.
It is even more efficient and cost saving to transport propane as a solid compared to as a liquid or a gas.
Propane liquid is 270 times denser than propane gas for the same volume.
What is the correct equation for the complete combustion of propane in air?
C3H8 + 5O2 −> 3CO2 + 4H2O
C3H8 + 3O2 −> 3CO2 + 3H2O
2C3H8 + 8O2 −> 3CO2 + 4H2O
2C3H8 + 9O2 −> 4CO2 + 2CO + 8H2O + Heat
What is the correct equation for the incomplete combustion of propane in air?
C3H8 + 5O2 −> 3CO2 + 4H2O
C3H8 + 3O2 −> 3CO2 + 3H2O
2C3H8 + 8O2 −> 3CO2 + 4H2O
2C3H8 + 9O2 −> 4CO2 + 2CO + 8H2O
Which one is a correct statement for O2?
It is a molecule/compound containing 2 oxygen atoms.
It is 2 compounds of oxygen.
It is a mixture of 2 oxygen.
What does 5 PCl3 means?
It means 5 molecules of PCl3
It means 5 P and 3Cl
It means that the molecule contains 5 atoms of P and 15 atoms of Cl
P5Cl3 and 5PCl3 are the same thing
What are the two natural sources where liquefied petroleum gas (LPG) be obtained? (choose 2 answers)
Natural gas
Crude oil
Coal
Biomass
Which one of the following can be used to obtain LPG? (choose 3 correct answers)
Fractional distillation of dry natural gas
Fractional distillation of petroleum/ crude oil
Fractional distillation of wet natural gas
Cracking of crude oil (Petrochemical cracking)
Fractional distillation of biomass gas and coal gas.
Which hydrocarbon are LPG made up of? (Choose 2 answers)
Methane
Propane
Butane
Butene
Aromatic compounds
Propane is used for? (Choose 2 answers)
Fuel (Burning, cooking, cars)
Petrochemical feed stock/ raw material
Petrochemical product
Propellants in aerosols
Acrylonitrile is made through the propylene ammoxidation process. Which substances can be a catalyst for this process? (Choose 2 answers)
Bismuth-molybdenum oxide catalyst
Iron-antimony oxide catalyst
Iron oxide catalyst
zinc-ferrite catalyst
A. Aluminium chloride catalyst
Where does the reactants react for the propylene ammoxidation of propene to acrylonitrile?
fluidized bed
liquefied bed
ammoxidation reactor
fluidized liquid catalytic bed
What is the use of equipment 2 for the propylene ammoxidation process? (Choose 3 answers)
To remove the unreacted ammonia gas.
To decrease the temperature of the reactor effluent.
To neutralize any toxic substances produced during the reaction.
To stop the reaction by removing one of the reactant.
What is the structure for acetonitrile?
What is the structure for acrylonitrile?
What is the structure for acrylic acid?
The following are the uses of the absorber in the propylene ammoxidation of propene except ______________.
Remove residual gas of unreacted propylene
Remove other volatile organic compound (VOC) by-products
Remove CO2 by-products
Remove acrylonitrile product
The following are the uses of the recovery unit in the propylene ammoxidation of propene except ______________. (choose 3 answers)
Recover unreacted propylene
Recover other volatile organic compound (VOC) by-products
Recover by-products such as CO2 gas.
Recover acrylonitrile product
The oxidation of propylene to acrylic acid is _____________________.
Exothermic (giving off heat)
Endothermic (absorbing heat)
The following shows the function of the quench tower for the production of acrylic acid except ____________________.
Recover the acrylic acid by dissolving it in water.
Incinerate the residual gas containing unwanted by-products.
Recover the unreacted reactants to be recycled.
Quench the reaction by neutralizing the reactants and products.
