Dental Materials - Exam 1 - Part 1 (Chapter 2)

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368378

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The molecules found in a pane of glass is

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368377

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A partial charge resulting from an uneven distribution of electrons around an atom forms a bond known as:

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368380

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A notable advantage of using ceramic materials in dentistry is the property of

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368379

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What type of bond is formed when the electrons are shared by all the atoms that make up that object and may be thought of as "positive cores" in a "cloud of negative mobile valence electrons"?

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368706

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All of the following are examples of a composite: Choose all that apply.

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368707

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When the shared electrons of a covalent bond are not shared equally, and one of the bonded atoms is partially positive and the other is partially negative, a ____________ is formed.

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368708

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The sliding of atoms past each other allows this material to bend, not fracture, and maintain its strength. This material is an example of

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368709

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Polymers may bend easily or may fracture depending on the bonding between the chains. Ceramics would fracture when bent because of the ionic bonding and the resulting electron repulsion if a negative ion slides "one over" to another negative ion.

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368710

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A mixture of two liquids that do not blend together to form one liquid is termed a

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368712

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______ is one material completely dissolved in another.

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368713

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When two atoms shair a pair of electrons, the resulting atomic bond is termed a ___________ bond.

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368287

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Which of the following mandates the practice of standard (universal) precautions for blood-borne pathogens?

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368288

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All of the following are reasons for a dental hygienist to have knowledge and understanding of dental materials: Choose all that apply.

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368289

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An amalgam restoration located on the gingival third of tooth #3 would be a Class _____ restoration.

Select the correct answer(s).

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368290

120

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The biologic nature of the oral environment and the size of the oral cavity restrict the use of dental materials. One restriction is the degradation of restorations.

Dental Materials - Exam 1 - Part 1 (Chapter 2)

Question 1 of 1

Time Left

The molecules found in a pane of glass is

Select the correct answer(s).

(0/0)

A partial charge resulting from an uneven distribution of electrons around an atom forms a bond known as:

Select the correct answer(s).

(0/0)

A notable advantage of using ceramic materials in dentistry is the property of

Select the correct answer(s).

(0/0)

What type of bond is formed when the electrons are shared by all the atoms that make up that object and may be thought of as "positive cores" in a "cloud of negative mobile valence electrons"?

Select the correct answer(s).

(0/0)

All of the following are examples of a composite: Choose all that apply.

Select the correct answer(s).

(0/0)

When the shared electrons of a covalent bond are not shared equally, and one of the bonded atoms is partially positive and the other is partially negative, a ____________ is formed.

Select the correct answer(s).

(0/0)

The sliding of atoms past each other allows this material to bend, not fracture, and maintain its strength. This material is an example of

Select the correct answer(s).

(0/0)

Polymers may bend easily or may fracture depending on the bonding between the chains. Ceramics would fracture when bent because of the ionic bonding and the resulting electron repulsion if a negative ion slides "one over" to another negative ion.

Select the correct answer(s).

(0/0)

A mixture of two liquids that do not blend together to form one liquid is termed a

Select the correct answer(s).

(0/0)

______ is one material completely dissolved in another.

Select the correct answer(s).

(0/0)

When two atoms shair a pair of electrons, the resulting atomic bond is termed a ___________ bond.

Select the correct answer(s).

(0/0)

Which of the following mandates the practice of standard (universal) precautions for blood-borne pathogens?

Select the correct answer(s).

(0/0)

All of the following are reasons for a dental hygienist to have knowledge and understanding of dental materials: Choose all that apply.

Select the correct answer(s).

(0/0)

An amalgam restoration located on the gingival third of tooth #3 would be a Class _____ restoration.

Select the correct answer(s).

(0/0)

The biologic nature of the oral environment and the size of the oral cavity restrict the use of dental materials. One restriction is the degradation of restorations.

Select the correct answer(s).

(0/0)

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