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- 1. Multiple Choice
What will cause the particles formed in this reaction to bond together?
The attraction of the oppositely charged ions
The hydrogen bonds between the molecules.
The sharing of electrons between atoms.
The polar bonds between the molecules.
- 2. Multiple Choice
Which of the following is true of covalent bonding?
Electrons are shared between two different protons.
The particle formed is called a molecule due to the sharing of electrons.
They are formed when two ions transfer electrons.
They are formed between two water molecules.
- 3. Multiple Choice
Which of the following is the way negative ions are created?
the addition of a proton
the addition of a neutron
the addition of an electron
the removal of an electron
- 4. Multiple Choice
What type of bond forms between two water molecules?
covalent
ionic
hydrogen
van der Waals forces
- 5. Multiple Choice
What type of bond forms between the 2 hydrogen molecules and the oxygen molecule in a single water molecule?
covalent
ionic
hydrogen
van der Waals forces
- 6. Multiple Choice
What happens to the subatomic particles when the elements Na and Cl form?
Electrons are transferred from Na to Cl.
Electrons are transferred from Cl to Na.
Electrons are shared between Na and Cl.
Both atoms lose electrons in this process.
- 7. Multiple Choice
1
2
3
4
- 8. Multiple Choice
Oxygen atoms have six valence electrons. Two oxygen atoms can form a compound by sharing electrons. Each atom provides two electrons in order to give the other oxygen atom the necessary eight outer electrons to be chemically stable.
What is the particle formed by two oxygen atoms called?
A ion due to the transferring of electrons
A molecule due to the sharing of electrons
Negative due to the gaining of electrons
Positive due to the loss of electrons
- 9. Multiple Choice
Sodium has one valence electron. Chlorine has seven valence electrons. Sodium gives up its valence electron to chlorine to form a chemical bond.
What type of particle is formed when the sodium gives up its electron?
neutron
ion
molecule
proton
- 10. Multiple Choice
Hydrogen has one electron in the first energy level. Two hydrogen atoms share their electron with each other to form a chemical bond.
What type of particle is formed by the chemical bond between the two hydrogen atoms?
A molecule due to the sharing of electrons
An ion due to the transfer of electrons
A negative atom
A positive atom
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