Name: _______________Course/Year: __________

Score

Material Science : Chapter 1-21. ___________ are compounds between metallic and nonmetallic elements. 2. _____________include the familiar plastic and rubber materials.3. A ___________is composed of two (or more) individual materials.4. Materials that are utilized in high-technology (or high-tech) applications are sometimes termed _________5.____________ have electrical properties that are intermediate between the electrical conductors.6.__________ are employed in components implanted into the human body for replacement of diseased or damaged body parts.7. ____________are a group of new and state-of-the-art materials now being developed that will have a significant influence on many of our technologies.8. One of the most common and familiar composites is _________.9. Each chemical element is characterized by the number of protons in the nucleus, or the ___________.10. The ___________ of a specific atom may be expressed as the sum of the masses of protons and neutrons within the nucleus.11. The _________of an element corresponds to the weighted average of the atomic masses of the atom’s naturally occurring isotopes.12. In one mole of a substance there are __________ (Avogadro’s number) atoms or molecules.13. One early outgrowth of quantum mechanics was the simplified ___________, in which electrons are assumed to revolve around the atomic nucleus in discrete orbitals.14. Using wave mechanics, every electron in an atom is characterized by four parameters called _______.15. This principle stipulates that each electron state can hold no more than two electrons, which must have opposite spins. ________16. When all the electrons occupy the lowest possible energies in accord with the foregoing restrictions, an atom is said to be in its __________.17. The or structure of an atom represents ________ the manner in which these states are occupied.18. All the elements have been classified according to electron configuration in the _________.19.-20. Three different types of primary or chemical bond are found in solids—_________, covalent, and _____________

electron configuration, metallic, advanced materials, Bohr atomic model, atomic mass, ionic, quantum numbers, semiconductors, atomic number, smart (or intelligent) materials, periodic table, polymers, Pauli exclusion principle, fiberglass, ground state, ceramics,

Biomaterials, atomic weight,composite, 6.023 x1023

Name: _______________Course/Year: __________

Score

Material Science : Chapter 1-21. ___________ are compounds between metallic and nonmetallic elements. 2. _____________include the familiar plastic and rubber materials.3. A ___________is composed of two (or more) individual materials.4. Materials that are utilized in high-technology (or high-tech) applications are sometimes termed _________5. ____________have electrical properties that are intermediate between the electrical conductors.6.__________ are employed in components implanted into the human body for replacement of diseased or damaged body parts.7. ____________are a group of new and state-of-the-art materials now being developed that will have a significant influence on many of our technologies.8. One of the most common and familiar composites is _________.9. Each chemical element is characterized by the number of protons in the nucleus, or the ___________.10. The ___________ of a specific atom may be expressed as the sum of the masses of protons and neutrons within the nucleus.11. The _________of an element corresponds to the weighted average of the atomic masses of the atom’s naturally occurring isotopes.12. In one mole of a substance there are __________ (Avogadro’s number) atoms or molecules.13. One early outgrowth of quantum mechanics was the simplified ___________, in which electrons are assumed to revolve around the atomic nucleus in discrete orbitals.14. Using wave mechanics, every electron in an atom is characterized by four parameters called _______.15. This principle stipulates that each electron state can hold no more than two electrons, which must have opposite spins. ________16. When all the electrons occupy the lowest possible energies in accord with the foregoing restrictions, an atom is said to be in its __________.17. The ______________or structure of an atom represents the manner in which these states are occupied.18. All the elements have been classified according to electron configuration in the _________.19.-20. Three different types of primary or chemical bond are found in solids—_________, covalent, and _____________

electron configuration, metallic, advanced materials, Bohr atomic model, atomic mass, ionic, quantum numbers, semiconductors, atomic number, smart (or intelligent) materials, periodic table, polymers, Pauli exclusion principle, fiberglass, ground state, ceramics,

Biomaterials, atomic weight,composite, 6.023 x1023