WorksheetsExperience Chemistry Chapter 3-Bonding Test Review
Total questions: 50
Worksheet time: 43mins
The melting points of ionic compounds are higher than the melting points of molecular compounds because
ionic substances tend to vaporize at room temperature
ionic substances are brittle
attractive forces between ions are greater than the attractive forces between molecules
the numbers of positive and negative charges are equal in an ionic compound
A covalent bond is formed when two atoms
share an electron with one another
share one or more pairs of electrons with each other
gain electrons
lose electrons
Bonding in molecules or ions that cannot be represented adequately by only one Lewis structure is represented by what?
double bonding
overlapping orbitals
covalent bonding
resonance structures
Which type of bonding is characterized by overlapping orbitals that allow outer electrons of atoms to move about freely throughout the entire compound?
ionic
covalent
metallic
multiple
According to VSEPR theory, what is the shape of a molecule of CO2?
linear
bent
tetrahedral
trigonal-planar
An ionic bond results from the electrical attraction between
cations and anions
atoms
dipoles
orbitals
The principle that states that atoms tend to form compounds in which each atom has eight electrons in its highest occupied energy level is called the
rule of eights
configuration rule
Avogadro principle
octet rule
Lattice energy is an indication of the
strength of an ionic bond
strength of ions in a crystal
strength of a metallic bond
strength of a covalent bond
In a dipole, the arrow is always pointing ______.
upwards
to the negative atom
to the positive atom
downwards
Which is created by equal but opposite charges that point a certain direction?
London dispersion
hydrogen bond
dipole
polar
According to VSEPR theory, what is the shape of a molecule of CF4?
linear
bent
tetrahedral
trigonal-planar
Select the Vocabulary word for: Energy required to break a chemical bond
London Dispersion Forces
Resonance
Bond Energy
Hybridization
Select the Vocabulary term: The use of dots and dashes to represent the structure of an element or compound
VSEPR Theory
Lewis Structure
Structural Formula
Hybridization
Select the Vocabulary Term: The use of dashes only to represent the structure of a compound; does not show unshared electron pairs
Lewis Structure
Structural Formula
VSEPR Theory
Resonance
Select the Vocabulary Word: Ability of a substance to be hammered into thin sheets
Ductility
Resonance
Hydrogen Bonding
Malleability
Select the Vocabulary Word: Ability of a substance to be drawn into a wire
Malleability
Ductility
Resonance
Select the Vocabulary Word: Intermolecular force in which a hydrogen atom is attracted to negative atoms that are not bonded to it
Hydrogen Bonding
London Forces
Dipole-Dipole
Select the Vocabulary Word: The creation of temporary dipoles in elements or compounds due to the constant motion of electrons
London Dispersal Forces
Hydrogen Forces
Ionic Forces
Noble Forces
Name the Ionic Compound: Al2(SO4)3
(a)
Name the Ionic Compound: NaBr
(a)
Name the Ionic Compound: CaCl2
(a)
Name the Ionic Compound: MgO
(a)
Name the Ionic Compound: AgCl
(a)
What is the charge of Tin in Sn2O4?
+ 1
+ 2
+ 3
+ 4
What is the correct formula for copper (I) cyanide?
CuCy
CuCN
CuCy2
Cu2CN
What is the correct notation for a calcium ion?
Ca
Ca+2
Ca+1
Ca-2
A student is conducting an experiment on an unknown white substance. The substance is a white crystal and does not melt when placed over a heat source for an extended period of time. Which properties should the white substance have to indicate that it is an ionic compound? Select all that apply.
It should have a low melting point.
It should be conductive as a solution.
As a solid, it should be able to dissolve in water.
It should have a high melting point
Type the monoatomic ion: Lithium
(a)
Name the monoatomic ion: Na+
(a)
Type the monoatomic ion: Potassium
(a)
Name the monoatomic Ion: Al+3
(a)
Type the monoatomic Ion: Flouride
(a)
Name the monoatomic Ion: Cr+2
(a)
Type the monoatomic ion: Oxide
(a)
Name the monoatomic ion: Cu+1
(a)
Type the monoatomic ion: Silver
(a)
Type the monoatomic Ion: Tin (II)
(a)
Which type of element typically loses electrons to form a bond?
metal
metalloid
noble gas
nonmetal
Which statement about covalent bonds is true?
Covalent bonds are weaker because they are just the best!
Covalent bonds are generally stronger than ionic because they have positive and negative charged elements involved.
Covalent bonds are usually weaker than ionic bonds because they do not have positive and negative charged elements, instead they share electrons to fill the outer shell.
The picture below is an experiment of conductivity of electricity through a pickle which makes it light up. What type of bond is located in the pickle to make it glow?
ionic bond
covalent bond
metallic bond
Table salt is an ionic compound. Sugar is a covalent compound. A kitchen scientist heats a pan of salt next to a pan of sugar on a stovetop. What is MOST LIKELY the outcome?
The sugar conducts electricity.
The salt melts, and the sugar does not.
The sugar melts, but the salt does not.
What is a valence electron?
an electron that is found in the outermost shell of an atom.
an electron found in the innermost shell of an atom.
an electron found in the middle shell.
What is the number of valence electrons for Carbon (Group 14)?
1
2
3
4
A covalent bond forms when atoms ___________ electrons.
gain
share
increase
transfer
Ionic bonding is between a
nonmetal and nonmetal
metal and nonmetal
metal and metal
Depends on the situation
Predict the bond between Mg and Cl
covalent
ionic
metallic
none of the above
In a polar covalent bond, the electrons gather around...
Mostly the atom with the greatest electronegativity
The atom with the lowest electronegativity
Each atom equally
Only the atom with the greatest electronegativity
