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Unit 6 Chemical Bonding Flashcards | StudBud
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Unit 6 Chemical Bonding
Unit 6 Chemical Bonding
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Chemical Bonding
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
The criss cross rule is useful for writing _____ formulas
acidic
element
molecular
ionic
2
What type of bond will two oxygen atoms form?
single
double
triple
quadruple
3
What kind of bond do two N atoms form?
Triple
Ionic
Single
Double
4
The slight charges in a polar bond are indicated by which lower case Greek letter?
epsilon
theta
gamma
delta
5
VSEPR stands for valence shell electron pair ____
republican
reminders
random
repulsion
6
The VSEPR geometry of NH
3
bent
trig planar
tetrahedral
trig pyramid
7
Most elements exist as these in nature because nature favors lower energy states
compounds
elements
polyatomic ions
ions
8
A bond will tend to be non-polar if it has ____ atoms around a central atom.
the same
different
9
The melting point of ionic compounds is ____ than molecular compounds
the same
not enough information
higher
lower
10
What Is A Polar Bond
Electrons are shared unequally
A Bear
Cold Electrons
Electrons are shared equally
11
What is an Ionic Bond?
A type of Atom
Both A and B
An electrical attraction between 2 oppositely charged atoms
A type of Covalent Bond
12
Which element is the most electronegative?
Na
Fe
F
Ca
13
What ionic compound is formed from Be and Cl?
BeCl2
BeCl
Be2Cl
Cl2Be
14
The following is a example of what kind of VSEPR geometry?
Bent
Linear
Tetrahedral
Trigonal Planar
15
A covalent bond is between?
metal & metal
2 nonmetals
metal & nonmetal
16
The hybrid orbitals in SF
5
make this unusual shape
tetrahedral
pyramidal
linear
trigonal bipyramidal
17
Which type of bond involves a metal and a non-metal?
metallic
ionic
polar covalent
covalent
18
What type of VSEPR geometry is this?
pyramid
triforce
trigonal planar
tetrahedral
19
Which of the following is the most nonpolar molecule?
HCl
Cl2
H2O
CO
20
The type of bond with the biggest difference in electronegativity is called?
metallic
ionic
covalent
polar covalent
21
The electrons involved in the formation a chemical bond are
balance electrons
valence electrons
22
In a Lewis diagram, a dash (-) stands for
two shared pairs of electrons
a lone pair of electrons
an unshared pair of electrons
a shared pair of electrons
23
A full valance shell is also known as what rule?
octet
octagon
duo
golden
24
A neutral group of atoms that are covalently bonded together
metal
molecule
polyatomic ion
ion
25
What VSEPR shape is shown?
bent
trig planar
tetrahedral
linear
26
Atoms that tend to lose electrons to become cations have ___ valence electrons
< 4
> 4
< 7
4
27
The VSEPR geometry of CBr
4
Trig Bipyramid
Octahedral
Bent
Tetrahedral
28
What type of VSEPR geometry is this?
linear
pyramid
tetrahedral
trigonal planar
29
The difference in ___ is a common predictor of bond polarity
electronegativity
atomic mass
valence electrons
atomic radius
30
Which of the following molecules is the most polar?
O2
HF
CO2
Cl2
