WorksheetsBalancing and Bonds
Total questions: 25
Worksheet time: 12mins
Balanced or NOT: 2N2O5 ---> 2N2 + 5O2
Balanced
NOT
Reactants: 2Mg + O2 ---> 2MgO
Mg and O
MgO
Mg and MgO
O and MgO
Balanced or NOT: C5H12 + 6O2 ---> 5CO2 + 6H2O
Balanced
NOT
What do atoms that form positive ions tend to do?
Tend to lose electrons
Tend to lose protons
Tend to gain electrons
Tend to gain protons
Ionic/Covalent/Metallic Bond: H2O
Ionic
Covalent
Metallic
Ionic Bonding is:
The transfer of protons
The transfer of nuetrons
The transfer of electrons
None Of the above
Which elements usually form positive ions (cations)?
Metals
Non Metals
Balanced or NOT: AlCl3 + 3H2O ---> Al(OH)3 + 3HCl
Balanced
NOT
Which elements usually form negative ions (anions)?
nonmetals
metal
Covalent Bonding is:
Share electrons
transfer electrons
contain a sea of electrons
Ionic/Covalent/Metallic Bond: NH3
Ionic
Covalent
Metallic
A Covalent Bond happens between:
Nonmetal (NM-) and Nonmetal (NM-)
Nonmetal (NM-) and Metal (M+)
Metal (M+) and Metal (M+)
Balanced or NOT:
Balanced
NOT
Which charges attract?
Opposite
Same
Ionic/Covalent/Metallic Bond: Cu3Zn2
Ionic
Covalent
Metallic
Balanced or NOT: 4HOCl + C ---> 2H2O + CO2 + 2Cl2
Balanced
NOT
Ionic/Covalent/Metallic Bond: NiCr
Ionic
Covalent
Metallic
A Metallic Bond happens between:
Nonmetal (NM-) and Nonmetal (NM-)
Nonmetal (NM-) and Metal (M+)
Metal (M+) and Metal (M+)
Ionic/Covalent/Metallic Bond: NaCl
Ionic
Covalent
Metallic
An Ionic Bond happens between:
Nonmetal (NM-) and Nonmetal (NM-)
Nonmetal (NM-) and Metal (M+)
Metal (M+) and Metal (M+)
Ionic/Covalent/Metallic Bond: MgCl2
Ionic
Covalent
Metallic
What is the Law of Conservation of Mass?
It states that no matter can be created or destroyed.
It states that no energy can be created or destroyed.
It states that matter can be created or destroyed.
It states that no sound can be created or destroyed.
Balanced or NOT: Al + O2 ---> 2Al2O3
Balanced
NOT
Ionic/Covalent/Metallic Bond: CO2
Ionic
Covalent
Metallic
What charges repel?
Same
Opposite
