Organic Chemistry In The Laboratory

20 Questions | By Gilmore.williams | Last updated: Apr 20, 2020 | Total Attempts: 15

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Questions and Answers

1.

What does this hazard symbol mean?
- A.
  
  Flammable
- B.
  
  Explosive
- C.
  
  Oxidiser
- D.
  
  Highly flammable
2.

What does this hazard symbol mean?
- A.
  
  Flammable
- B.
  
  Health hazard
- C.
  
  Explosive
- D.
  
  Corrosive
3.

What does this hazard symbol mean?
- A.
  
  Highly flammable
- B.
  
  Highly reactive
- C.
  
  Oxidising
- D.
  
  Explosive
4.

What does this hazard symbol mean?
- A.
  
  Health hazard
- B.
  
  Corrosive
- C.
  
  Carcinogen
- D.
  
  Toxic
5.

What does this hazard symbol mean?
- A.
  
  Radiation
- B.
  
  Carcinogen
- C.
  
  Highly toxic
- D.
  
  Biohazard
6.

What is incorrect about this equipment set up
- A.
  
  Water flow in condenser
- B.
  
  Thermometer
- C.
  
  Shape of flask
- D.
  
  Use of water bath
7.

What would be a suitable piece of glassware to complete this apparatus?
- A.
  
  Conical flask
- B.
  
  Flat bottomed flask
- C.
  
  Round bottomed flask
- D.
  
  Volumetric flask
8.

What is incorrect about this set up?
- A.
  
  Water flow wrong direction in condenser
- B.
  
  Use of fractionating column
- C.
  
  Thermometer
- D.
  
  Shape of flask
9.

Which equipment grouping could be among those used during distillation?
- A.
  
  2, 5, 7, 9, 12
- B.
  
  3, 6, 7, 10, 12
- C.
  
  1, 7, 8, 9, 11
- D.
  
  2, 7, 9, 10, 12
10.

Which grouping contains a piece of equipment never used in reflux?
- A.
  
  6, 7, 10, 12
- B.
  
  2, 7, 9, 12
- C.
  
  7, 10, 11, 12
- D.
  
  3, 6, 10, 11
11.

Which is used to separate two immiscible liquids?
- A.
  
  5
- B.
  
  7
- C.
  
  8
- D.
  
  9
12.

Which would be used in the separation of two liquids by boiling point?
- A.
  
  5
- B.
  
  7
- C.
  
  8
- D.
  
  4
13.

What is a suitable catalyst for hydration of an alkene?
- A.
  
  Nickel
- B.
  
  Sulphuric acid
- C.
  
  UV light
- D.
  
  Steam
14.

What would be a suitable catalyst for hydrogenation of an alkene?
- A.
  
  Nickel
- B.
  
  Sulphuric acid
- C.
  
  UV light
- D.
  
  Aluminium oxide
15.

Which mechanism best describes the reaction of a haloalkane with NaCN?
- A.
  
  Electrophilic addition
- B.
  
  Electrophilic substitution
- C.
  
  Nucleophilic additon
- D.
  
  Nucleophilic substitution
16.

Which mechanism best describes Hydration?
- A.
  
  Electrophilic addition
- B.
  
  Electrophilic substitution
- C.
  
  Nucleophilic addition
- D.
  
  Nucleophilic substitution
17.

Which mechanism best describes the reaction of an aldehyde and NaCN
- A.
  
  Electrophilic addition
- B.
  
  Electrophilic substitution
- C.
  
  Nucleophilic addition
- D.
  
  Nucleophilic substitution
18.

Which mechanism best describes the reaction of an alcohol with NaCl in acid?
- A.
  
  Electrophilic addition
- B.
  
  Electrophilic substitution
- C.
  
  Nucleophilic addition
- D.
  
  Nucleophilic substitution
19.

This infrared spectrum is most likely...
- A.
  
  An acid
- B.
  
  An alcohol
- C.
  
  An aldehyde
- D.
  
  An ester
20.

This infrared spectrum most likely belongs to
- A.
  
  An acid
- B.
  
  An alcohol
- C.
  
  An ester
- D.
  
  A ketone

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