Q.1
All organic compounds contain which element?
  • Sulfur
  • Carbon
  • Oxygen
  • Nitrogen
Q.2
What type of bonds are formed between carbon and hydrogen atoms in organic molecules?
  • Covalent
  • Ionic
  • Metallic
  • Hydrogen
Q.3
The alcohols are a family of organic compound that has a wide range of uses, including drinking. Which of the following alcohols is the only one that we drink?
  • Methanol
  • Ethanol
  • Propanol
  • Butanol
Q.4
Which of the alcohols below has the molecular formula C H OH?
  • Methanol
  • Ethanol
  • Propanol
  • Butanol
Q.5
What is the general formula for alcohols?
  • CnH2nOH
  • CnHn+1OH
  • CnH2n+1OH
  • CnH2n+1O
Q.6
The general formula for alkanes is C H . If an alkane contains 6 carbon atoms, how many hydrogen atoms are present?
  • 6
  • 12
  • 14
  • 18
Q.7
If an alkane contains 24 hydrogen atoms, how many carbon atoms does it have?
  • 12
  • 11
  • 24
  • 22
Q.8
The general formula for alkenes is C H . If an alkene contains 7 carbon atoms, there are how many hydrogen atoms in the compound?
  • 7
  • 10
  • 14
  • 16
Q.9
If an alkene has 24 hydrogen atoms, how many carbon atoms does it contain?
  • 10
  • 11
  • 12
  • 24
Q.10
If there are 8 carbon atoms in an alcohol molecule, how many hydrogen atoms are there?
  • 18
  • 17
  • 16
  • 15
0 h : 0 m : 1 s