$$$ Quiz $$$ Covalent Bonding and Naming. A bond in which electrons are shared. covalent.
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Transcript of $$$ Quiz $$$ Covalent Bonding and Naming. A bond in which electrons are shared. covalent.
![Page 1: $$$ Quiz $$$ Covalent Bonding and Naming. A bond in which electrons are shared. covalent.](https://reader034.fdocuments.us/reader034/viewer/2022051415/56649cbb5503460f949832bc/html5/thumbnails/1.jpg)
$$$ Quiz $$$
CovalentBonding and Naming
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A bond in which electrons are shared.
covalent
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A bond in which electrons are exchanged or taken.
ionic
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How many valence electrons are in an atom of selenium?
6
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Does PCl3 break the octet rule? Part 2: Draw the lewis
structure on the board.
no
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True or False: The pair of electrons in ammonia not involved in
bonding is called the “outer pair” ?
False, lone pair or unshared pair
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What type of bond forms when an “s” orbital overlaps
with an s, p, or hybrid orbital?
Sigma,
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Does the element iodine exist as a monotomic, diatomic, or triatomic
molecule?
diatomic
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What type of orbital and how many of these orbitals are needed to make a pi bond.
“p” orbital, 2
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Write down the prefixes (from 1-10) used in naming binary
molecular compounds.
Mono, di, tri, tetra, penta, hexa, hepta, octa,
nona, deca
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Draw a hydrogen bond on the board.
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A triple bond contains how many electrons?
6
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CsF, H2O, ZnS, BaI2Which one of these compounds is a
molecular (covalent) compound?
H2O
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Give the hybridization of each carbon atom in the following molecule?
C
C
C C C
H
H
H
HH
H
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sp3
sp2
sp2
sp
sp
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What is the shape of AsF3?
Trigonal pyramidal
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What is the shape of GeCl4?
Tetrahedral
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What is the shape of SeCl2?
Bent or Angle
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What is the shape of AlCl3?
Trigonal Planar
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What is the shape of CS2?
Linear
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What is the shape of PBr5?
Trigonal Bipyramidal
$2
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Which one of these is the most polar bond?
C-O or C-F or C-Cl or C-N
C-F, polar covalent bond
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What type of hybrid orbital exists in a methane molecule?
sp3
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Name the four intermolecular forces that we recently talked about.
Dipole-dipoleIon-dipole
Dispersion forces (London)Hydrogen bonding
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Which one of these forces is the weakest?
Dipole-dipoleIon-dipole
Dispersion forces (London)Hydrogen bonding
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Write the formula for nitrogen trioxide.
NO3
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Write the formula for diphosphorus pentabromide.
P2Br5
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Write the name of the compound, H2O2.
Dihydrogen dioxide, hydrogen peroxide
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Write the name of the compound, Si2Cl7.
Disilicon heptachloride
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What is the chemical formula of tin(IV) carbonate?
Sn(CO3)2
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A bond where electrons are shared is known as a _______
bond?
covalent
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Is there such a thing as S3-?
No, only S2-, sulfide
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Draw the electron dot structure of silicon?
$1
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How many valence electrons does aluminum have?
three
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Draw the lewis structure for SCl2
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Draw the lewis structure for AsH3
$2
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Draw the lewis structure for HSCN
$3
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Is CHCl3 a polar or nonpolar molecule?
$2
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Is BCl3 a polar or nonpolar molecule?
$2
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Is NO2 a polar or nonpolar molecule? What’s its geometry? Does it have resonance structures? Show on board.
$4Polar, bent
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Draw the electron dot structure of antimony ?
$1
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What is the chemical formula of ammonium hydroxide?
NH4OH
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