Q.1
Which two elements do all organic compounds contain?
  • Carbon and hydrogen
  • Carbon and oxygen
  • Oxygen and hydrogen
  • Carbon and nitrogen
Q.2
Who was Worther?
  • Dutch chemist
  • French physicist
  • English doctor
  • German chemist
Q.3
What is Vis vitalis?
  • A force that was believed to hold organic materials together
  • A chemical bonding believed to exist between materials inthe human body
  • A force that was believed to make things grow old
  • A force that is proven to hold organic materials in the human body
Q.4
How many organic materials do we have approx?
  • 100.000
  • 1000.000
  • 100.000.000
  • 1000.000.000
Q.5
How many inorganic materials do we have approx?
  • 1000
  • 10000
  • 100000
  • 10000000
Q.6
Carbon has three forms (allothrops). Which one is NOT one?
  • Diamond
  • Coal
  • Granite
  • Graphite
Q.7
Carbon has 4 valence electrons. What is the valence configuration?
  • 1s2 p2
  • 2s2 p2
  • 3s2 p2
  • 4s2 p2
Q.8
Carbon’s atomic number isIt means that Carbon has
  • 6 protons
  • 6 neutrons
  • 6 neutrinos
  • 6 bosons
Q.9
Which one is NOT a biogenic element?
  • Oxygen
  • Nitrogen
  • Sodium
  • Sulphur
Q.10
Which element is organic chemsitry about?
  • Boron
  • Sodium
  • Carbon
  • Sulphur
Q.11
What is the focus of inorganic chemsitry?
  • Characteristics of the Compounds of Carbon
  • Characteristics of the elements of the periodic table and their compounds
  • Characteristics of transitional metals and their compounds
  • Characteristics of silicon and its compounds
Q.12
Which list does NOT contain compounds found in the same homologous series?
  • methane, ethane, propane, butane
  • Pentane, hexanol, heptane, octane
  • nonane, decane, undecane, dodecane
  • tridecane, tetradecane, pentadecane, hexadecane
Q.13
Organic compounds made only of the elements carbon and hydrogen are called...
  • Hydrocarbons
  • Carbohydrogens
  • Carbohydrates
  • Hydrocarbonates
Q.14
Which one of the following characteristics is not correct for all of the members of the same homologous series?
  • Same general formula
  • Similar chemical properties, i.e. undergo the same reactions
  • Varying physical properties, i.e. change in a predictable way
  • Different functional group
Q.15
Alkane molecules are made of which elements?
  • Carbon and hydrogen
  • Carbon, hydrogen and oxygen
  • Carbon and oxygen
  • Carbon, nitrogen and hydrogen
Q.16
All molecules of the alkane homologous series have which ending in their name?
  • -ane
  • -ene
  • -anol
  • -anoic acid
Q.17
The first four alkanes are listed below. In which list are they placed in the correct order, i.e. increasing number of carbon atoms?
  • methane, ethane, propane, butane
  • ethane, methane, propane, butane
  • methane, ethane, butane, propane
  • methane, propane, ethane, butane
Q.18
Which is the correct general formula for the alkanes?
  • CnH2n+2
  • CnH2n
  • CnH2n+1OH
  • CnH2n+1COOH
Q.19
Which type of bonding is present within organic molecules?
  • Covalent bond
  • Ionic bond
  • Metallic bond
  • Hydrogen bond
Q.20
Select the formula for the following name: Butanol
  • C4H9OH
  • C4H10OH
  • C4H10
  • C4H7OH
0 h : 0 m : 1 s