WorksheetsChemical Bonding
Total questions: 12
Worksheet time: 11mins
June 2015 6: At STP, which substance has metallic bonding?
ammonium chloride
barium oxide
iodine
silver
August 2015 #39: What is the number of pairs of electrons shared in a molecule of N2?
1
2
3
6
June 2004 #13: Compared to the physical and chemical properties of the compound NO2, the compound N2O has
Different physical properties and different chemical properties
Different physical properties and the same chemical properties
The same physical properties and different chemical properties
The same physical properties and the same chemical properties
August 2016 #7: Which diatomic molecule is formed when the two atoms share six electrons?
H2
N2
O2
F2
August 2016 #8: Which formula represents a polar molecule?
O2
CO2
NH3
CH4
June 2017 #13: Compared to a potassium atom, a potassium ion has
A smaller radius
A larger radius
Fewer protons
More protons
June 2015 #9: What occurs when two fluorine atoms react to produce a fluorine molecule?
Energy is absorbed as a bond is broken
Energy is absorbed as a bond is formed
Energy is released as a bond is broken
Energy is released as a bond is formed
June 2015 #35: Which Lewis electron-dot diagram represents a fluoride ion?
F with eight valence electrons, and a negative charge
F with seven valence electrons and a negative charge
F with eight valence electrons
F with seven valence electrons
June 2013 #10: In a bond between an atom of carbon and an atom of fluorine, the fluorine atom has a
weaker attraction for electrons
stronger attraction for electrons
smaller number of first-shell electrons
larger number of first-shell electrons
June 2017 #12: Which substance has nonpolar covalent bonds?
Cl2
SO3
SiO2
CCl4
June 2013 #38: Which formulas represent one ionic compound and one molecular compound?
N2 and SO2
Cl2 and H2S
BaCl2 and N2O2
NaOH and BaSO4
August 2017 # 11: According to Table F, which substance is most soluble in water
AgCl
CaCO3
Na2CO3
SrSO4
