Draw the following hydrocarbons
51. Octane
52. Pentane
Balance the following equations:
53. Sn + Cl2 ––––––––––» SnCl4
54. Fe + Cl2 ––––––––––» FeCl3
55. Fe + O2 ––––––––––» Fe2O3
56. Al + Cl2 –––––––––––» Al2Cl6
57. CaO + HCl –––––––––––» CaCl2 + H20
58. NaOH + SO2 ––––––––––» Na2SO3 + H2O
59. How many electrons does CARBON have?
60. How many electrons does Oxygen have?
61. Draw the equation for a combustion reaction.
62. List the most common product produced by:
62. C1– C4 ______________
63. C4-C12 ______________
64. C10-C14 ______________
65. C12-C20 ______________
66. C20-C36 ______________
67. C36+ ______________
68. 8NH3 + 6O2 —––––––» 4N2 + 12H2O.
Is this chemical equation balanced? List reactant elements. List the product elements.
69. A reading of 5.5 on the pH scale would be considered to be________________ .
70. A catalyst is best described as a chemical that can:
71. Olefins are created by a manmade process called ___________.
72. Each molecule of an olefin has at least:
a. one double bond
b. two double bonds
c. three double bonds
d. two or more single bonds