Covalent Bonding Trivia Test! Grammar Quiz
Have you ever been taught about covalent bonding? A covalent bond is a chemical bond that involves the sharing of electron pairs between atoms. For numerous molecules, electrons' apportioning permits each atom to reach the equivalent of the full outer shell, which corresponds to a stable electronic configuration. Covalent bonding also includes many types of interactions. This quiz would be good practice for anyone who is preparing for a chemistry exam. Go for it.
- 1.coordinate covalent bond
- A.
Substance in which all of the atoms are covalently bonded to each other
- B.
A covalent bond between two atoms in which the shared electron pair comes from only one of the atoms
- C.
Interaction caused by the motion of electrons
- 2.nonpolar covalent bond
- A.
. force that occurs when a hydrogen atom that is covalently bonded to a very electronegative atom is also weakly bonded to an unshared pair of electrons in the same or a nearby molecule
- B.
Chemical formula that shows the arrangement of atoms in molecules and polyatomic ions
- C.
A covalent bond formed by the equal sharing of bonding electrons by two atoms
- 3.hydrogen bond
- A.
A covalent bond formed by the equal sharing of bonding electrons by two atoms
- B.
Force that occurs when a hydrogen atom that is covalently bonded to a very electronegative atom is also weakly bonded to an unshared pair of electrons in the same or a nearby molecule
- C.
Shows the kinds and numbers present in a molecule of a compound
- 4.double covalent bond
- A.
Interaction caused by the motion of electrons
- B.
Chemical formula that shows the arrangement of atoms in molecules and polyatomic ions
- C.
A covalent bond involving two pairs of electrons; each atom donates one pair of electrons to the bond
- 5.dispersion force
- A.
Interaction caused by the motion of electrons
- B.
Substance in which all of the atoms are covalently bonded to each other
- C.
Chemical formula that shows the arrangement of atoms in molecules and polyatomic ions
- 6.molecular formula
- A.
shows the kinds and numbers present in a molecule of a compound
- B.
chemical formula that shows the arrangement of atoms in molecules and polyatomic ions
- C.
A covalent bond in which three pairs of electrons are shared by two bonded atoms
- 7.structural formula
- A.
A covalent bond involving two pairs of electrons; each atom donates one pair of electrons to the bond
- B.
A covalent bond formed by the equal sharing of bonding electrons by two atoms
- C.
Chemical formula that shows the arrangement of atoms in molecules and polyatomic ions
- 8.Polar bond
- A.
Shows the kinds and numbers present in a molecule of a compound
- B.
A covalent bond in which three pairs of electrons are shared by two bonded atoms
- C.
A covalent bond between two atoms of different electronegativities in which the bonding electrons are not shared equally
- 9.Triple covalent bond
- A.
A covalent bond between two atoms in which the shared electron pair comes from only one of the atoms
- B.
Substance in which all of the atoms are covalently bonded to each other
- C.
A covalent bond in which three pairs of electrons are shared by two bonded atoms
- 10.Network solid
- A.
Substance in which all of the atoms are covalently bonded to each other
- B.
Chemical formula that shows the arrangement of atoms in molecules and polyatomic ions
- C.
A covalent bond formed by the equal sharing of bonding electrons by two atoms
- 11.Which of these elements does not exist as a diatomic molecule?
- A.
I
- B.
F
- C.
H
- D.
He
- 12.Which one of the following compounds is not covalent?
- A.
SC1 lower case 2
- B.
KC lower case 1
- C.
HC lower case 1
- D.
S lower case 2C1lower case 2
- 13.How many valence electrons does an atom of any halogen have?
- A.
1
- B.
2
- C.
4
- D.
7
- 14.A diatomic molecule with a triple covalent bond is
- A.
N lower case 2.
- B.
Br lower case 2.
- C.
H lower case 2.
- D.
O lower case 2.
- 15.A molecule of nitrous oxide, N20, ." N = N —» O contains all of thefollowing except
- A.
A coordinate covalent bond.
- B.
A triple bond.
- C.
A double bond.
- D.
Nonbonding pairs of electrons.
- 16.If a bonding pair of electrons is unequally shared between two atoms,the bond is
- A.
Ionic.
- B.
Nonpolar covalent.
- C.
Coordinate covalent.
- D.
Polar covalent.
- 17.What is the electron dot structure for water?
- A.
H.'.'O.'.'H
- B.
. . H:H:O: . .
- C.
. . H:O: . . H
- D.
. . H:O: . . . . H
- 18.Which of the following compounds is not ionic?
- A.
Nal
- B.
CaCl lower case 2,
- C.
CO lower case 2
- D.
Na lower case 2 O
- 19.A covalent bond forms
- A.
When an element becomes a noble gas.
- B.
When atoms share electrons.
- C.
Between metals and nonmetals.
- D.
When electrons are transferred from one atom to another.
- 20.What is the electron dot structure for the polyatomic ion OH~?
- A.
. . [ :O:H]- ..
- B.
. . [H:O:]- . .
- C.
. . [H: : O]- . .
- D.
. . .. .. [ :O: . . . . H
- 21.Which of these compounds would not have covalent bonds?
- A.
NO lower case 2
- B.
K lower case 2O
- C.
N lower case 2 O lower case4
- D.
H lower case 2O lower case 2
- 22.A molecule with a single covalent bond is
- A.
CO lower case 2.
- B.
F lower case 2.
- C.
NO.
- D.
N lower case 2.
- 23.Chlorine is a gas, bromine is a liquid, and iodine is a solid because ofdifferences in the strength of their
- A.
Hydrogen bonds.
- B.
Dispersion forces.
- C.
Dipole interactions.
- D.
Polar bonds.
- 24.When H+ forms a bond with H2O to formhydronium ion, H3O+, thisbond is called a coordinate covalent bond because
- A.
Both bonding electrons come from the oxygen atom.
- B.
It is an especially strong bond.
- C.
The electrons are equally shared.
- D.
The oxygen no longer has eight electrons surrounding it.
- 25.Which of the following molecules has one lone pair of electrons?
- A.
CH lower case 4
- B.
HC1
- C.
H lower case2 O
- D.
NH lower case 3
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