VSEPR
Bonding
Polarity
Alloys
Metallic Bonds
Bond Angles
100
The molecular geometry of CBr4
What is tetrahedral
100
Which of the following would have the shortest bond length?
What is the carbon-carbon triple bond.
100
What types of bonds of found in a molecule of methane (CH4)?
Nonpolar covalent
100
A mixture of two or more elements, including at least one metal element.
What is an alloy
100
The ability of a metal to be bent and shaped?
What is Malleability
100
The bond angle in a molecule is meant to ____________
What is minimizing the electrostatic repulsion between electron groups around a central atom
200
The molecular geometry of BCl3?
What is Trigonal Pyramidal
200
A chemical bond that involves the equal sharing a pair of electrons between atoms in a molecule
nonpolar covalent bond
200
Which of the following is the most polar bond:
N-P N-C N-F N-O
N-F Bond
200
Mixtures formed when small atoms fill holes in a metallic crystal
What are interstitial alloys.
200
Interaction between metal atoms and these explains metallic properties.
Free Valence Electrons
200
The bond angle of HCN
What is 180 degrees
300
The molecular geometry of sulfur hexafluoride?
What is octahedral
300
Condition occurring when more than one valid Lewis structure can be written for a particular molecule?
What is Resonance
300
Which of the following would have the highest melting point?
H2O CCl4 CaF2 NH3
What is CaF2
300
What type of alloy is brass, a mixture of copper and zinc?
substitutional
300
The ability of a metal to absorb and reemit light.
What is luster
300
Which of the following molecules has a bond angle of 120 degrees?
H2O CO2 NF3 BF3
What is BF3
400
The molecular geometry of Sulfur Pentachloride?
What is Trigonal Bipyramidal
400
The energy released when one mole of an ionic crystalline compound is formed from gaseous ions
What is Lattice Energy
400
Which of the following would produce the most polar bond?
C-O Si-O Si-S C-S
What is the Si-O bond
400
When copper is mixed with tin, this alloy is produced?
What is Bronze
400
Which of the following would exhibit the strongest metallic bonds:
Rb Mg Ba Al
What is Aluminum
400
Tetrahedral molecules, like methane, exhibit a bond angle of _____
What is 109.5 degrees
500
The molecular geometry of XeF4?
What is Square Planar
500
The lattice energy of CaO is smaller than than AlN because ...
CaO has a smaller charge difference
500
Which of the following bonding pairs would have the greatest ionic character?
K-Br Cu-Br Ti-Br As-Br Li-Br
What is K-Br
500
Chromium added to steel for this chief purpose.
What is to help it resist corrosion (rusting)
500
Metal solids readily conduct electricity, while ionic solids do not. Explain
Ionic compounds cannot conduct electricity when solid, as their ions are held in fixed positions and cannot move, while metals have delocalized valence electrons.
500
All of the bonds in SF6 have a bond angle of _______
90 degrees