WorksheetsChemical Formulas & Bonding
Total questions: 37
Worksheet time: 1hrs 19mins
The basis of an ionic bond is the
sharing of an electron pair
electrical attraction between oppositely charged ions
absorption of energy
absorption of water into their solid structures
Elements tend to gain or lose electrons in order to acquire the electron configuration of a
halogen
transition metal
noble gas
nonmetal
Ions that are formed from more than one atom are called
polyatomic ions
monatomic ions
molecules
acids
A double covalent bond consists of
two pairs of shared electrons
two shared electrons
six shared electrons
unshared electrons
When one atom is significantly more electronegative than another one, a covalent bond between them is
nonpolar
hydrated
polar
very unstable.
Which prefix is correctly paired with the number it represents?
deca-, 6
hexa-, 8
octa-, 9
tetra-, 4
What is the correct name for NaBr?
monosodium monobromide
sodium bromide
sodium (I) bromide
sodium bromate
what is the correct name for Ba(OH)2?
barium hydroxide
monobarium dihydroxide
barium (II) hydroxide
barium monoxide
What is the correct name for the formula for N2O5?
dinitrogen pentoxide
nitrogen (V) oxide
nitrogen oxide
dinitrogen (V) pentoxide
What is the correct formula for CCl4?
monocarbon tetrachloride
carbon tetrachloride
carbon (IV) chloride
carbon chloride
What's the correct formula for ammonium nitrate?
NH4NO3
(NH4)1(NO3)1
NH41+ NO31-
Nh4No3
What is the correct formula for sodium phosphate?
NaPO4
Na3PO4
Na1+PO43-
Na3(PO4)
What is the correct formula for dihydrogen monosulfide?
H2+S1-
H2S
HS
HS2
Why do all atoms bond to form compounds? Select all that are correct.
To gain stability like a noble gas
To lower their potential energy
So they can form molecules
So they can form ions
How are ionic compounds different from covalent/molecular compounds? Select all the correct answers
Ionic requires a transfer of electrons while covalent require sharing of electrons
Ionic compounds cannot conduct electricity while covalent can.
Ionic has low melting points while covalent has very high melting points
Ionic has high melting points while covalent has very low melting points
What is the correct formula for carbon tetraiodide? All of the answers have a capital "I"
CI2
C4+I1-
CI4
CI
What is the name for the formula CaCO3?
monocalcium monocarbonate?
Calcium carbonate
Calcium carbon oxide
calcium carbonite
What is the name for the formula SiO2?
monosilicon dioxide
silicon oxide
silicon dioxide
silicon (IV) oxide
What is the formula for potassium iodide?
KI
K1+I1-
K7I
K1I7-
What is the formula for phosphorus trioxide?
PO3
P3-O2-
P2O3
PO
What is the name for MgO
magnesium oxide
monomagnesium monoxide
magnesium (II) oxide
magnesium monoxide
What is the name for PCl3?
Phosphorous trichloride
phosphorous chloride
potassium trichloride
potassium chloride
What is the formula for copper (II) hydroxide?
Cu2+OH1-
Cu(OH)2
CuOH2
CuO
What is the formula for sulfur dioxide?
SO2
S2-O2-
SO
S2O2
When you have Br-Br, what is the polarity?
Polar
nonpolar
Ionic
When you have H-Cl, what is the polarity?
nonpolar
polar
ionic
When you have Li-O, what is the polarity?
nonpolar
polar
ionic
When you have F-F, what is the polarity?
nonpolar
polar
ionic
When you have C-H, what is the polarity?
nonpolar
polar
ionic
When you have Zn-F, what is the polarity?
nonpolar
polar
ionic
What would solubility look like for polar covalent bond in water?
soluable
nonsoluable
What would solubility look like for nonpolar covalent bond in water?
soluable
nonsoluable
The electrons in a polar covalent molecule are shared...
Evenly
Unevenly
Electrons are not shared
None of the Above
The electrons in a nonpolar covalent molecule are shared...
Evenly
Unevenly
Electrons are not shared
None of the Above
In an ionic bond, the electrons gather around...
The atom with the Greatest Electronegativity Only
The atom with the Lowest Electronegativity Only
The atom with the Greatest Electronegativity Mostly
The atom with the Lowest Electronegativity Mostly
