10) Aluminum doesnt readily corrodebecause a) its standard reduction ...

10) Aluminum doesnâ€™t readily corrode because: a) its standard reduction potential is more positive than oxygen b) its standard...

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Chemistry

10) Aluminum doesnâ€™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):
Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Fe(s) +Cu²⁺(aq)Â Â Â Â Â Â Â Â Â Â 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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