Answer doping diff 1 page ref sec 123 chemistry 11e

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General, Organic, & Biological Chemistry
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Chapter 13 / Exercise 2
General, Organic, & Biological Chemistry
Stoker
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Answer: doping Diff: 1
Page Ref: Sec. 12.3
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General, Organic, & Biological Chemistry
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Chapter 13 / Exercise 2
General, Organic, & Biological Chemistry
Stoker
Expert Verified
Chemistry, 11e (Brown/LeMay/Brusten/Murphy) Chapter 12: Modern Materials 4) The dopant atoms in an n-type semiconductor have __________ electrons than the host material.
Diff: 3 Page Ref: Sec. 12.3 5) Semiconductor particles with diameters of 1-10 nm are called __________. Diff: 4
Page Ref: Sec. 12.3 6) The frictionless flow of electrons in a substance is called __________. Diff: 3
Page Ref: Sec. 12.5 7) Write the chemical formulas for both polyethylene and the monomer from which it is formed. 2 Diff: 2
Page Ref: Sec. 12.6 8) Nylon is formed by the reaction of a __________ with a __________. Diff: 1
Page Ref: Sec. 12.6
Chemistry, 11e (Brown/LeMay/Brusten/Murphy) Chapter 12: Modern Materials 9) Polymers formed from two different monomers are called __________. Diff: 2
Page Ref: Sec. 12.6 10) In addition to differences in their average molecular mass, HDPE and LDPE differ in their degree of __________ and their __________ of the chains. Diff: 3
Page Ref: Sec. 12.6 11) Short, high purity __________ fibers reinforced with aluminum borosilicate fibers are used to manufacture the space shuttle tiles.
Diff: 2 Page Ref: Sec. 12.6 12) Plastic vascular grafts have saved many a patient with cardiovascular disease. The major problem with these grafts is the formation of __________.
Diff: 2 Page Ref: Sec. 12.7 13) The success of artificial tissue, composed of acid copolymers, is aided by the polymer's ability to form __________ bonds.
Diff: 3 Page Ref: Sec. 12.7
Chemistry, 11e (Brown/LeMay/Brusten/Murphy) Chapter 12: Modern Materials 14) The initial discovery of a liquid crystal resulted from studies on what compound? Diff: 2
Page Ref: Sec. 12.8 15) __________ are solid-state materials that can be made either semiconducting or metallic without any doping. Diff: 2
Page Ref: Sec. 12.9 12.4 True/False Questions 1) Silicon technology is based on the fact that silicon oxide is a chemically stable conductor.
Diff: 1 Page Ref: Sec 12.2 2) Superconductors exhibit the Meissner effect.
Diff: 2 Page Ref: Sec. 12.5 3) Polyethylene is formed by a condensation reaction.
Diff: 2 Page Ref: Sec. 12.6
Chemistry, 11e (Brown/LeMay/Brusten/Murphy) Chapter 12: Modern Materials 4) Vulcanization involves heating rubber with sulfur dioxide to produce a thermosetting polymer.
Diff: 2 Page Ref: Sec. 12.6 5) A plasticizer makes a polymer more pliable by reducing the interactions between polymer chains.
Diff: 1 Page Ref: Sec. 12.6 6) Molecules containing only single bonds do not exhibit liquid-crystal behavior because free rotation can occur around single bonds making these molecules flexible.
Diff: 2 Page Ref: Sec. 12.8

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