stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Chapter 8 Chemistry Flashcards | StudBud
Explore
/
Chapter 8 Chemistry
Chapter 8 Chemistry
45 terms
·
StudBud Administration
·
22 plays
Imported from external platform
Flashcards
45 cards
F
Practice quiz
P
Host live
L
Questions
45
Answers
1
What type of orbital is this picture representing?
molecular orbitals
covalent bonding orbitals
atomic orbitals
hybrid orbitals
2
How were these orbitals formed?
4 p orbitals
1 s orbital, 3 p orbitals
2 s orbitals, 2 p orbitals
1 s orbital, 2 p orbitals
3
Ionic compounds tend to have metals in their formulas
False
True
4
Which of the following does not exist as molecules in nature?
krypton
nitrogen
water
oxygen
5
The strongest of the intermolecular forces are hydrogen bonds
False
True
6
Covalent molecules are soluble in water
True
False
7
If there are two or more valid electron dot structures for a molecule what kind of structures can be written?
coordinate covalent
molecular orbitals
molecular formula
resonance structures
8
Atoms in molecular compounds share electrons.
True
False
9
Which type of hybrid orbital does this picture show?
sp4
sp
sp2
sp3
10
Structural formulas show the arrangment of ______ in molecules.
atoms
electrons
lone pair
bonds
11
Which of the following is a general property of molecular compounds?
solid at room temperature
high boiling point
high melting point
bad conductor of electricity
12
How many atoms are there in KCl?
4
1
3
2
13
What type of model or formula is the picture showing?
space-filling molecular model
molecular formula
structural formula
ball-and-stick model
14
A molecular formula does not tell you about a molecule's structure.
True
False
15
Electrons in a nonpolar bond are shared unequally
False
True
16
What is a covalent bond in which one atom contributes both bonding electrons?
covalent bond
coordinate covalent bond
double covalent bond
polar bond
17
What type of model or formula is the picture showing?
perspective drawing
molecular formula
ball-and-stick model
space-filling molecular model
18
What is the shape that sp
2
hybrid orbitals create?
trigonal planar
tetrahedral
linear
bent
19
A large bond dissociation energy corresponds to a strong covalent bond.
True
False
20
A bond formed when two atoms share electrons.
polar bond
covalent bond
metallic bond
ionic bond
21
Covalent compounds have the lowest boiling points
True
False
22
Single bonds are stronger than double and triple bonds
False
True
23
What is the energy required to break the bond between two covalently bonded atoms?
melting point
electronegativity
ionization energy
bond dissociation energy
24
A molecule that has two poles is called
dipolar molecule
polar molecule
diatomic molecule
nonpolar molecule
25
When two s atomic orbitals combine and form a molecular orbital, the bond that is formed is called a sigma bond.
False
True
26
Covalent compounds have positive and negative charges
False
True
27
What is a molecule consisting of two identical atoms?
molecular compound
double bond
diatomic molecule
monoatomic molecule
28
What type of model or formula is the picture showing?
space-filling molecular model
molecular formula
perspective drawing
ball-and-stick model
29
How many atoms are there in C
6
H
6
?
6
12
3
10
30
All compounds contain molecules.
False
True
31
A neutral group of atoms joined together by covalent bonds.
crystal
molecule
ionic compound
metal
32
A chemical bond formed when atoms share two pairs of electrons is called
single bond
triple bond
double bond
covalent bond
33
sp hybrid orbitals are compounds with what type of bonding?
1 sigma, 1 pi bonds
2 sigma, 0 pi bonds
1 sigma, 2 pi bonds
1 sigma, 0 pi bonds
34
Some regions of a polar molecule are slightly negative and some are slightly positive.
False
True
35
What is the weakest intermolecular force?
ionic bonding
dispersion forces
hydrogen bonding
dipole interactions
36
The more electrons there are, the stronger the dispersion force.
True
False
37
What is the molecular geometry of this shape?
tetrahedral
bent
trigonal bipyramid
trigonal planar
38
What is the molecular geometry of this shape?
tetrahedral
trigonal planar
pyramidal
bent
39
Which of the following is a covalent compound?
NaCl
C6H6
MgCl2
NaHCO3
40
sp
2
hybrid orbitals are formed by what type of bonds
double bond
double-double bond
single bond
triple bond
41
What type of model or formula is the picture showing?
ball-and-stick model
space-filling molecular model
perspective drawing
molecular formula
42
What is the molecular geometry of this shape?
trigonal planar
pyramidal
trigonal bipyramid
bent
43
What is the bond angle in carbon dioxide (CO
2
)?
109.50
180o
90o
120o
44
Collections of positively and negatively charged ions arranged in repeating three-dimensional patterns
ionic compound
crystal
molecular compound
metal
45
How many atoms are there in NaHCO
3
?
6
5
4
3
