Science and Technology I · Textbook solutions

Carbon Compounds

Every solved example, exercise, and miscellaneous question — in the order the textbook teaches them. · 46 questions

Exercise

46 q
  1. Ex Q1
    Match the pairs.
    Group 'A'Group 'B'
    a. C2H6\text{C}_2\text{H}_61. Unsaturated hydrocarbon
    b. C2H2\text{C}_2\text{H}_22. Molecular formula of an alcohol
    c. CH4O\text{CH}_4\text{O}3. Saturated hydrocarbon
    d. C3H6\text{C}_3\text{H}_64. Triple bond
  2. Draw an electron dot structure of the following molecules. (Without showing the circles)
    Ex Q2(a)
    Methane
  3. Ex Q2(b)
    Ethene
  4. Ex Q2(c)
    Methanol
  5. Ex Q2(d)
    Water
  6. Draw all possible structural formulae of compounds from their molecular formula given below.
    Ex Q3(a)
    C3H8\text{C}_3\text{H}_8
  7. Ex Q3(b)
    C4H10\text{C}_4\text{H}_{10}
  8. Ex Q3(c)
    C3H4\text{C}_3\text{H}_4
  9. Explain the following terms with example.
    Ex Q4(a)
    Structural isomerism
  10. Ex Q4(b)
    Covalent bond
  11. Ex Q4(c)
    Hetero atom in a carbon compound
  12. Ex Q4(d)
    Functional group
  13. Ex Q4(e)
    Alkane
  14. Ex Q4(f)
    Unsaturated hydrocarbon
  15. Ex Q4(g)
    Homopolymer
  16. Ex Q4(h)
    Monomer
  17. Ex Q4(i)
    Reduction
  18. Ex Q4(j)
    Oxidant
  19. Write the IUPAC names of the following structural formulae.
    Ex Q5(a)
    CH3−CH2−CH2−CH3\text{CH}_3-\text{CH}_2-\text{CH}_2-\text{CH}_3
  20. Ex Q5(b)
    CH3−CHOH−CH3\text{CH}_3-\text{CHOH}-\text{CH}_3
  21. Ex Q5(c)
    CH3−CH2−COOH\text{CH}_3-\text{CH}_2-\text{COOH}
  22. Ex Q5(d)
    CH3−CH2−NH2\text{CH}_3-\text{CH}_2-\text{NH}_2
  23. Ex Q5(e)
    CH3−CHO\text{CH}_3-\text{CHO}
  24. Ex Q5(f)
    CH3−CO−CH2−CH3\text{CH}_3-\text{CO}-\text{CH}_2-\text{CH}_3
  25. Identify the type of the following reaction of carbon compounds.
    Ex Q6(a)
    CH3−CH2−CH2−OH→CH3−CH2−COOH\text{CH}_3-\text{CH}_2-\text{CH}_2-\text{OH} \rightarrow \text{CH}_3-\text{CH}_2-\text{COOH}
  26. Ex Q6(b)
    CH3−CH2−CH3→3 CO2+4 H2O\text{CH}_3-\text{CH}_2-\text{CH}_3 \rightarrow 3\ \text{CO}_2 + 4\ \text{H}_2\text{O}
  27. Ex Q6(c)
    CH3−CH=CH−CH3+Br2→CH3−CHBr−CHBr−CH3\text{CH}_3-\text{CH}=\text{CH}-\text{CH}_3 + \text{Br}_2 \rightarrow \text{CH}_3-\text{CHBr}-\text{CHBr}-\text{CH}_3
  28. Ex Q6(d)
    CH3−CH3+Cl2→CH3−CH2−Cl+HCl\text{CH}_3-\text{CH}_3 + \text{Cl}_2 \rightarrow \text{CH}_3-\text{CH}_2-\text{Cl} + \text{HCl}
  29. Ex Q6(e)
    CH3−CH2−CH2−CH2−OH→CH3−CH2−CH=CH2+H2O\text{CH}_3-\text{CH}_2-\text{CH}_2-\text{CH}_2-\text{OH} \rightarrow \text{CH}_3-\text{CH}_2-\text{CH}=\text{CH}_2 + \text{H}_2\text{O}
  30. Ex Q6(f)
    CH3−CH2−COOH+NaOH→CH3−CH2−COO−Na++H2O\text{CH}_3-\text{CH}_2-\text{COOH} + \text{NaOH} \rightarrow \text{CH}_3-\text{CH}_2-\text{COO}^-\text{Na}^+ + \text{H}_2\text{O}
  31. Ex Q6(g)
    CH3−COOH+CH3−OH→CH3−COO−CH3+H2O\text{CH}_3-\text{COOH} + \text{CH}_3-\text{OH} \rightarrow \text{CH}_3-\text{COO}-\text{CH}_3 + \text{H}_2\text{O}
  32. Write structural formulae for the following IUPAC names.
    Ex Q7(a)
    pentan -2-one
  33. Ex Q7(b)
    2- chlorobutane
  34. Ex Q7(c)
    propan - 2- ol
  35. Ex Q7(d)
    methanal
  36. Ex Q7(e)
    butanoic acid
  37. Ex Q7(f)
    1- bromopropane
  38. Ex Q7(g)
    ethanamine
  39. Ex Q7(h)
    butanone
  40. Write answers as directed.
    Ex Q8(a)
    What causes the existance of very large number of carbon compound ?
  41. Ex Q8(b)
    Saturated hydrocarbons are classified into three types. Write these names giving one example each.
  42. Ex Q8(c)
    Give any four functional groups containing oxygen as the heteroatom in it. Write name and structural formula of one example each.
  43. Ex Q8(d)
    Give names of three functional groups containing three different hetero atoms. Write name and structural formula of one example each.
  44. Ex Q8(e)
    Give names of three natural polymers. Write the place of their occurrance and names of monomers from which they are formed.
  45. Ex Q8(f)
    What is meant by vinegar and gasohol? What are their uses ?
  46. Ex Q8(g)
    What is a catalyst ? Write any one reaction which is brought about by use of catalyst ?