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10) Aluminum doesn’t readily corrode because: a) its standard reduction potential is more positive than oxygen b) its standard...

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Chemistry

10) Aluminum doesn’t readily corrodebecause:

a) its standard reduction potential is more positive thanoxygen

b) its standard reduction potential is more negative thanoxygen

c) it forms a dense coating of alumina,Al2O3, that slows oxidation.

d) It is already oxidized.

.

11) What best describes a glass?

a) A transparent, crystalline insulator.

b) A viscous liquid

c) An amorphous solid

d) The thermodynamic (lowest energy) state for a material

.

For the following reactionanswer questions 13 & 14):

                      Fe(s) +Cu2+(aq)           Fe2+(aq) + Cu(s)

13) What is being oxidized (oxidant)?

a) Fe2+

b) Cu2+

c) Cu

d) Fe

.

14) What is being reduced (reductant)?

a) Fe2+

b) Cu2+

c) Cu

d) Fe

Please answer all of them without guessing!!!Thanks

Answer & Explanation Solved by verified expert
3.9 Ratings (402 Votes)
Q 10 Al is easily oxidized by oxygen Lets show the reaction of oxidation of Al by O2 4Al s 3 O2 g 2Al2O3 When Al comes in contact with O2 it forms Al2O3 All surface of Al is not covered by Al2O3    See Answer
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