Carbon Compounds Warm Up 1

25 Questions | By John_Mitchell_WV | Last updated: Dec 8, 2017 | Total Attempts: 88

Welcome to the Electronic Learning Science Environment for physical science and basic chemistry courses. This warm up (bell ringer) deals with types of carbon compounds and background information. I hope you do well and earn high marks for this warm up. Good Luck!

Questions and Answers

1.

In ______, a German chemist, Friedrich Wohler, mixed silver cyanate, , with ammonium chloride . He produced urea, .
2.

The element carbon exists in several forms with different properties. In each form, there is a different arrangement of bonded carbon atoms. Please choose carbon form in which the molecular formula is .
- A.
  
  Diamond
- B.
  
  Graphite
- C.
  
  Buckminsterfullerenes
- D.
  
  Viralofullerenes
- E.
  
  Carbon Dioxide
- F.
  
  Pencil lead
3.

Diamonds have a hardness rating of 10. This is due to the three-dimensional structure that results in a rigid, compact, and strong.
- A.
  
  True
- B.
  
  False
4.

The molecule is called buckminsterfullerene after _____ _____, an architect who designed dome with similar geometric patterns.
5.

Grass contains a compound called celloluse. Many organisms including cows. Microorganisms break down cellulose into smaller molecules. One of the products of this process is _____ .
- A.
  
  Methane
- B.
  
  Ethane
- C.
  
  Propane
- D.
  
  Butane
- E.
  
  Heptane
6.

What percent(%) of all known compounds/molecules are organic?
- A.
  
  10%
- B.
  
  20%
- C.
  
  50%
- D.
  
  70%
- E.
  
  90%
- F.
  
  100%
7.

Identify the factor(s) that determine the properties of a hydrocarbon molecule. (NOTE: this is a multiple answer question.)
- A.
  
  Number of hydrogen atoms
- B.
  
  Number of single bonds
- C.
  
  Number of carbon atoms
- D.
  
  Number of double bonds
- E.
  
  Arrangement of atoms
8.

Identify three ways that carbon atoms can be arranged in hydrocarbon molecules. (NOTE: all three answers must be correct to receive credit for this question.)
- A.
  
  A straight chain
- B.
  
  A branched chain
- C.
  
  A straight ring
- D.
  
  A branched ring
- E.
  
  A ring
9.

What does a structural formula show that a molecular formula does not?
- A.
  
  Type of atoms in the molecule
- B.
  
  Number of atoms in a molecule of the compound
- C.
  
  Arrangement of atoms in the compound
- D.
  
  State of the compound at room temperature
- E.
  
  The rate of a chemical reaction
10.

Given the molecular formula , which hydrocarbon molecule are shown?
- A.
  
  Methane
- B.
  
  Ethane
- C.
  
  Propane
- D.
  
  Butane
- E.
  
  Hexane
- F.
  
  Octane
11.

What is the boiling point of methane in degrees of Celsius? (NOTE: Please do not enter any units for your answer.)
12.

What is the most correct difference between saturated hydrocarbon and unsaturated hydrocarbon molecules?
- A.
  
  Both have carbon and hydrogen atoms
- B.
  
  All single bonds between carbon atoms
- C.
  
  All double bonds between carbon atoms
- D.
  
  All triple bonds between carbon atoms
- E.
  
  Half the number of hydrogen atoms
13.

Several fruit-bearing plants produce _____ , which controls the rate at which fruits ripen.
- A.
  
  Ethane
- B.
  
  Ethene
- C.
  
  Ethyne
- D.
  
  Benzene
- E.
  
  Phenol
14.

Plastics used in trash bags and milk jugs are produced by reaction involving _____ .
- A.
  
  Ethane
- B.
  
  Ethene
- C.
  
  Ethyne
- D.
  
  Benzene
- E.
  
  Phenol
15.

Friedrich Kekule figured out that _____ , is an unsaturated hydrocarbon ring structure.
- A.
  
  Cyclohexane
- B.
  
  Benzene
- C.
  
  Cyclobutane
- D.
  
  Cyclopentane
- E.
  
  Cycloheptane
16.

Please check for fossil fuels in the list below. This is a multiple answer question.
- A.
  
  Nuclear power
- B.
  
  Coal
- C.
  
  Natural gas
- D.
  
  Wind power
- E.
  
  Petroleum
- F.
  
  Solar power
17.

_____ are compounds that have the same molecular formula but different structural formulas.
18.

In 1828, a German chemist, Friedrich Wohler, mixed _____, , with ammonium chloride . He produced urea, .
19.

In 1828, a German chemist, Friedrich Wohler, mixed Silver Cyanate, , with ammonium chloride . He produced ____, . (Please enter your answer in all lower case letters.)
20.

The element carbon exists in several forms with different properties. In each form, there is a different arrangement of bonded carbon atoms. Please choose the three (3) most correct forms of carbon.
- A.
  
  Diamond
- B.
  
  Graphite
- C.
  
  Buckminsterfullerenes
- D.
  
  Viralofullerenes
- E.
  
  Carbon Dioxide
- F.
  
  Saturated hydrocarbons
21.

The element carbon exists in several forms with different properties. In each form, there is a different arrangement of bonded carbon atoms. Please choose one (1) carbon form in which the atoms are arranged in layers.
- A.
  
  Diamond
- B.
  
  Graphite
- C.
  
  Buckminsterfullerenes
- D.
  
  Viralofullerenes
- E.
  
  Carbon Dioxide
- F.
  
  Pencil lead
22.

What are the primary products of complete combustion reaction of fossil fuels? (NOTE: This is a multiple answer question and all possible answers must be checked to receive credit.)
- A.
  
  Carbon dioxide
- B.
  
  Silver dioxide
- C.
  
  Carbon disulfide
- D.
  
  Water
- E.
  
  Heat
- F.
  
  Kerosene
23.

Given the general formula for a alkane hydrocarbon . Given 12 carbon atoms... how many hydrogen atoms are found in this molecule?
- A.
  
  12
- B.
  
  24
- C.
  
  26
- D.
  
  28
- E.
  
  30
24.

Given the general hydrocarbon formula of . What type of carbon - to - carbon is represented?
- A.
  
  Alkane
- B.
  
  Alkene
- C.
  
  Alkyne
- D.
  
  Aromatic hydrocarbon
- E.
  
  Saturated Hydrocarbon

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