Chapter 2 - Bonding
Materials Science And Engineering 209 with Johnson at University of Virginia
About this deck
By: Joseph Torp
Textbook:
Materials Science and Engineering: An Introduction
Created: 2011-05-03
Size: 18 flashcards
Views: 15
Textbook:
Materials Science and Engineering: An IntroductionCreated: 2011-05-03
Size: 18 flashcards
Views: 15
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Atomic Mass Unit (amu)
1/12 atomic mass of carbon-12
a unit
a unit
Atomic Number
Number protons in nucleus
Number electrons in neutral atom
Number electrons in neutral atom
Atomic Weight
weighted average mass of naturally occurring isotopes
Bonding Energy
energy required to separate atoms to infinite separation
Coulombic Force
force between positive and negative ions together
Covalent Bond
a type of bond
directional
electron sharing
directional
electron sharing
Dipole (electric)
direction of charge
Electron State
permitted energy values for electrons
Electronegative
describes an element
ready to accept electrons to become a negatively charged ion
ready to accept electrons to become a negatively charged ion
Electropositive
describes an element
capable of giving up some valence electrons to become positively charged ion
capable of giving up some valence electrons to become positively charged ion
Hydrogen Bond
type of bond
with hydrogen as at least one component
with hydrogen as at least one component
Ionic Bond
type of bond
metal + nonmetal
non-directional
give up/take electrons
metal + nonmetal
non-directional
give up/take electrons
Metallic Bond
type of bond
Metal + alloy
Valence electrons drift between atoms
Metal + alloy
Valence electrons drift between atoms
Mole
unit of measurement
avo's number of atoms/molecules in one of these
avo's number of atoms/molecules in one of these
Polar Molecule
molecule with arrangement of positively and negatively charged diples
Primary Bonding
chemical bond (ionic, covalent, metallic)
Secondary Bonding
like Van der Waals bond
weak compared to primary bonding
weak compared to primary bonding
Van der Waals bond
type of bond
weak compared to primary
evidenced by inert gases
weak compared to primary
evidenced by inert gases
About this deck
By: Joseph Torp
Textbook: Materials Science and Engineering: An Introduction
Created: 2011-05-03
Size: 18 flashcards
Views: 15
Textbook:
Materials Science and Engineering: An IntroductionCreated: 2011-05-03
Size: 18 flashcards
Views: 15
About StudyBlue
STUDYBLUE makes things that make you better at school.
Things like online flashcards with photos and audio.
Things like personalized quizzes and friendly reminders about when (and what) to study next.
Think of it as a digital backpack™: access to all of your study materials online and on your phone.
STUDYBLUE exists to make studying efficient and effective for every student, for free. Join us.
“I have used this website for three exams, and I see a huge difference in my test results.”
Naj
Naj