2. Sample Papers
  3. Railways
  4. General Science & Technology
  5. Organic Chemistry: Some Basic Principles & Techniques / कार्बनिक रसायन : कुछ मूलभूत सिद्धांत एवं तकन

Railways General Science & Technology Organic Chemistry: Some Basic Principles & Techniques / कार्बनिक रसायन : कुछ मूलभूत सिद्धांत एवं तकन Sample Paper General Oragnic Chemistry Sample Test Paper-25

  • question_answer
    Which one of the following is the correct sequence in increasing order of molecular weights of the hydrocarbons?

    A)  Methane, ethane, propane and butane

    B)  Propane, butane, ethane and methane

    C)  Butane, ethane, propane and methane

    D)  Butane, propane, ethane and methane

    Correct Answer: A

    Solution :

    [a]
    Hydrocarbons Molecular weights
    methane\[(C{{H}_{4}})\] 16
    ethane\[({{C}_{2}}{{H}_{6}})\] 30
    propane\[({{C}_{3}}{{H}_{8}})\] 44
    Butane \[({{C}_{4}}{{H}_{10}})\] 58


You need to login to perform this action.
You will be redirected in 3 sec spinner