Quiz: Ionic And Covalent Bonds-sean Griffin
10 Questions
| Total Attempts: 3351
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Identify, compare, and contrast ionic bonds with covalent bonds. Understand why atoms bond.
Questions and Answers
- 1.How many electrons does an atom need to fill its valence shell?
- A.
2
- B.
4
- C.
6
- D.
8
- E.
10
- 2.Nonmetals tend to gain electrons, forming negatively charged ions called _______.
- 3.Metals tend to lose electrons, forming positively charged ions called _______.
- 4.Ionic bonds involve transfer of electrons, but covalent bonds involve ______ of electrons.
- 5.The octet rule states that:
- A.
Atoms will lose, gain or share electrons to obtain a full valence shell
- B.
Bonding is unlikely to occur between oppositely charged ions.
- C.
A single covalent bond involves two pairs of shared electrons.
- D.
A covalent bond results between two oppositely charged ions.
- E.
Halogens often bond with alkaline earth metals.
- 6.In Lewis Dot Structure, the dots represent _______ electrons.
- 7.The charge that hold oppositely charged atoms together is called
- A.
Metallic bonds
- B.
Electrostatic force
- C.
Covalent bonds
- D.
Hund's rule
- E.
Pauli Exclusion Principle
- 8.Two hydrogen atoms sharing one pair of electrons to fill their valence shells with two electrons each is called a ______ covalent bond.
- 9.In Lewis dot structure of two covalently bonded atoms, a line between a dot of each of two atoms represents
- A.
Electrostatic force
- B.
An ionic bond
- C.
A shared pair of electrons
- D.
The electron cloud
- E.
Valence electrons
- 10.A bond involving the sharing of three pairs of electrons, such as two atoms of covalently bonded nitrogen is called a _____ covalent bond.
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