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Craville Studies Chemistry Test #1

 

Name:
1. Which of the following statements about ethylene is INCORRECT?

Ethylene is produced by cracking from natural gas or crude oil
Ethylene and ethane are interchangeable terms
Catalytic cracking is the process in which high molecular weight fractions of crude oil are broken down
Thermal cracking uses steam and hot metal tubes

2. Which of the following is ethylene?

CH2=CH2
C2H4
.
All of the above.

3. What product is produced from the Ziegler-Natta process?

Low Density Polyethylene (LDPE)
High Density Polyethylene (HDPE)
Polyvinylchloride (PVC)
Polystyrene

4. What is the systematic name of the monomer in the diagram?

Enthenylbenzene
Styrene
Polystyrene
Chloroethene

5. Which of the following statements is true?

Ethylene can be produced from ethanol by dehydration
Ethanol can be produced from ethylene by dehydration
Ethylene can be produced from ethanol by condensation
None of the above

6. Which of the following has the highest cellulose content by percentage?

Sugar
Wood
Water
Cotton

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7. In regards to the reaction shown in the diagram, which of the following statements is false?

Sulfuric Acid is the catalyst
Ethanol is a gas
Ethanol is produced in the reaction
All of the above

8. Which of the following statements about ethanol is false?

Ethanol is able to dissolve polar molecules and ionic substances because of its hydrophilic OH group
Ethanol is able to dissolve non-polar molecules because of its hydrophobic hydrocarbon chain
Ethanol is the least toxic of the alcohols
None of the above

9. The process in which glucose is broken down into ethanol and carbon dioxide by the actions of enzymes present in yeast is known as...?

Combustion
Fermentation
Enzymic Breakdown
Reverse De-catalysation

10. Which of the following countries has been using pure ethanol as its primary car fuel since the 1970's?

Australia
Brazil
Germany
South Africa

11. Which of the following displacement reactions causes a loss of electrons?

Distillation
Cracking
Oxidation
Reduction

12. Which of the following elements is the most reactive?

Lithium
Magnesium
Lead
Silver

13. Which of the following statements concerning galvanic cells is false?

Reduction occurs at the cathode
Oxidation occurs at the anode
Electrons flow from the cathode to the anode
All the above statements are true

14. In a galvanic cell, the solution in which ions are dissolved in is called the...?

Electrode
Electrolyte
Salt Bridge
Ion Dissolving Fluid

15. Atoms of the same element but with differing numbers of neutrons in the nucleus are called...?

Twins
Isotopes
Transuranic Elements
Ions

16. Which of the following statements about radiation is TRUE?

Radiation is commonly linked to superpowers in mice
Beta particles have a range of about 100m in air
Gamma rays are the strongest of the the four radiation types
Alpha particles are helium nuclei

17. Which of the following statements is TRUE based on the below reaction?

Uranium-238 is non-fissile
All uranium isotopes are fissile, hence nuclear power
A neutron is lost in the process
This equation does not balance

18. Which of the following is not a way for transuranic elements to be produced?

Velodrome
Cyclotron
Linear Accelerators
Nuclear Reactors

19. Which of the following would not detect radiation?

Photographic film
Cyclotron
Cloud Chamber
Geiger-Muller Counter

20. What makes radiation so dangerous?

Its bad-ass attitude
Its penetrating ability
Its ionising ability
It is uncontrollable

 

  Last Updated 06/08/2007